Home / 9,225,709.28-12,731,402.79-5,039,397.62

Finding the Fourth Proportional to 9,225,709.28, 12,731,402.79 and 5,039,397.62

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Solution

The fourth proportional to 9,225,709.28, 12,731,402.79 and 5,039,397.62 is: 6,954,327.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,225,709.28 : 12,731,402.79 = 5,039,397.62 : x
  2. Step 2: Convert to fraction form
    9,225,709.28/12,731,402.79 = 5,039,397.62/x
  3. Step 3: Cross multiply
    9,225,709.28x = 12,731,402.79 × 5,039,397.62
  4. Step 4: Simplify right side
    9,225,709.28x = 64,158,600,919,187.36
  5. Step 5: Solve for x
    x = 64,158,600,919,187.36/9,225,709.28
  6. Step 6: Final answer
    x = 6,954,327.19

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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.