Home / 9,428,462.64-13,007,869.92-6,167,139.84

Finding the Fourth Proportional to 9,428,462.64, 13,007,869.92 and 6,167,139.84

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Solution

The fourth proportional to 9,428,462.64, 13,007,869.92 and 6,167,139.84 is: 8,508,423.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,428,462.64 : 13,007,869.92 = 6,167,139.84 : x
  2. Step 2: Convert to fraction form
    9,428,462.64/13,007,869.92 = 6,167,139.84/x
  3. Step 3: Cross multiply
    9,428,462.64x = 13,007,869.92 × 6,167,139.84
  4. Step 4: Simplify right side
    9,428,462.64x = 80,221,352,817,169.61
  5. Step 5: Solve for x
    x = 80,221,352,817,169.61/9,428,462.64
  6. Step 6: Final answer
    x = 8,508,423.47

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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.