Home / 30,245,420.60-45,368,130.90-10,050,662.60

Finding the Fourth Proportional to 30,245,420.60, 45,368,130.90 and 10,050,662.60

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Solution

The fourth proportional to 30,245,420.60, 45,368,130.90 and 10,050,662.60 is: 15,075,993.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,245,420.60 : 45,368,130.90 = 10,050,662.60 : x
  2. Step 2: Convert to fraction form
    30,245,420.60/45,368,130.90 = 10,050,662.60/x
  3. Step 3: Cross multiply
    30,245,420.60x = 45,368,130.90 × 10,050,662.60
  4. Step 4: Simplify right side
    30,245,420.60x = 455,979,776,468,534.31
  5. Step 5: Solve for x
    x = 455,979,776,468,534.31/30,245,420.60
  6. Step 6: Final answer
    x = 15,075,993.90

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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.