Home / 9,162,981.09-12,644,567.46-5,088,862.53

Finding the Fourth Proportional to 9,162,981.09, 12,644,567.46 and 5,088,862.53

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Solution

The fourth proportional to 9,162,981.09, 12,644,567.46 and 5,088,862.53 is: 7,022,437.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,162,981.09 : 12,644,567.46 = 5,088,862.53 : x
  2. Step 2: Convert to fraction form
    9,162,981.09/12,644,567.46 = 5,088,862.53/x
  3. Step 3: Cross multiply
    9,162,981.09x = 12,644,567.46 × 5,088,862.53
  4. Step 4: Simplify right side
    9,162,981.09x = 64,346,465,555,251.28
  5. Step 5: Solve for x
    x = 64,346,465,555,251.28/9,162,981.09
  6. Step 6: Final answer
    x = 7,022,437.89

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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.