Home / 6,474,316.10-9,711,474.15-4,345,420.10

Finding the Fourth Proportional to 6,474,316.10, 9,711,474.15 and 4,345,420.10

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Solution

The fourth proportional to 6,474,316.10, 9,711,474.15 and 4,345,420.10 is: 6,518,130.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,474,316.10 : 9,711,474.15 = 4,345,420.10 : x
  2. Step 2: Convert to fraction form
    6,474,316.10/9,711,474.15 = 4,345,420.10/x
  3. Step 3: Cross multiply
    6,474,316.10x = 9,711,474.15 × 4,345,420.10
  4. Step 4: Simplify right side
    6,474,316.10x = 42,200,434,972,040.41
  5. Step 5: Solve for x
    x = 42,200,434,972,040.41/6,474,316.10
  6. Step 6: Final answer
    x = 6,518,130.15

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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.