Home / 9,281,156.28-12,807,341.10-5,151,397.56

Finding the Fourth Proportional to 9,281,156.28, 12,807,341.10 and 5,151,397.56

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Solution

The fourth proportional to 9,281,156.28, 12,807,341.10 and 5,151,397.56 is: 7,108,565.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,281,156.28 : 12,807,341.10 = 5,151,397.56 : x
  2. Step 2: Convert to fraction form
    9,281,156.28/12,807,341.10 = 5,151,397.56/x
  3. Step 3: Cross multiply
    9,281,156.28x = 12,807,341.10 × 5,151,397.56
  4. Step 4: Simplify right side
    9,281,156.28x = 65,975,705,692,627.71
  5. Step 5: Solve for x
    x = 65,975,705,692,627.71/9,281,156.28
  6. Step 6: Final answer
    x = 7,108,565.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.