Home / 31,651,159.92-47,470,096.80-8,926,742.76

Finding the Fourth Proportional to 31,651,159.92, 47,470,096.80 and 8,926,742.76

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Solution

The fourth proportional to 31,651,159.92, 47,470,096.80 and 8,926,742.76 is: 13,388,240.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,651,159.92 : 47,470,096.80 = 8,926,742.76 : x
  2. Step 2: Convert to fraction form
    31,651,159.92/47,470,096.80 = 8,926,742.76/x
  3. Step 3: Cross multiply
    31,651,159.92x = 47,470,096.80 × 8,926,742.76
  4. Step 4: Simplify right side
    31,651,159.92x = 423,753,342,925,899.12
  5. Step 5: Solve for x
    x = 423,753,342,925,899.12/31,651,159.92
  6. Step 6: Final answer
    x = 13,388,240.56

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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.