Home / 30,245,420.10-45,368,130.15-10,050,662.10

Finding the Fourth Proportional to 30,245,420.10, 45,368,130.15 and 10,050,662.10

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Solution

The fourth proportional to 30,245,420.10, 45,368,130.15 and 10,050,662.10 is: 15,075,993.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,245,420.10 : 45,368,130.15 = 10,050,662.10 : x
  2. Step 2: Convert to fraction form
    30,245,420.10/45,368,130.15 = 10,050,662.10/x
  3. Step 3: Cross multiply
    30,245,420.10x = 45,368,130.15 × 10,050,662.10
  4. Step 4: Simplify right side
    30,245,420.10x = 455,979,746,246,472.31
  5. Step 5: Solve for x
    x = 455,979,746,246,472.31/30,245,420.10
  6. Step 6: Final answer
    x = 15,075,993.15

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.