Home / 16,613,490.40-24,870,469.20-9,878,437.60

Finding the Fourth Proportional to 16,613,490.40, 24,870,469.20 and 9,878,437.60

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Solution

The fourth proportional to 16,613,490.40, 24,870,469.20 and 9,878,437.60 is: 14,788,065.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,613,490.40 : 24,870,469.20 = 9,878,437.60 : x
  2. Step 2: Convert to fraction form
    16,613,490.40/24,870,469.20 = 9,878,437.60/x
  3. Step 3: Cross multiply
    16,613,490.40x = 24,870,469.20 × 9,878,437.60
  4. Step 4: Simplify right side
    16,613,490.40x = 245,681,378,074,921.91
  5. Step 5: Solve for x
    x = 245,681,378,074,921.91/16,613,490.40
  6. Step 6: Final answer
    x = 14,788,065.13

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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.