Home / 6,472,429.30-8,935,310.66-4,728,140.31

Finding the Fourth Proportional to 6,472,429.30, 8,935,310.66 and 4,728,140.31

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Solution

The fourth proportional to 6,472,429.30, 8,935,310.66 and 4,728,140.31 is: 6,527,286.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,472,429.30 : 8,935,310.66 = 4,728,140.31 : x
  2. Step 2: Convert to fraction form
    6,472,429.30/8,935,310.66 = 4,728,140.31/x
  3. Step 3: Cross multiply
    6,472,429.30x = 8,935,310.66 × 4,728,140.31
  4. Step 4: Simplify right side
    6,472,429.30x = 42,247,402,513,918.70
  5. Step 5: Solve for x
    x = 42,247,402,513,918.70/6,472,429.30
  6. Step 6: Final answer
    x = 6,527,286.83

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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.