Home / 49,926,772.80-74,890,159.20-12,104,308.80

Finding the Fourth Proportional to 49,926,772.80, 74,890,159.20 and 12,104,308.80

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Solution

The fourth proportional to 49,926,772.80, 74,890,159.20 and 12,104,308.80 is: 18,156,463.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,926,772.80 : 74,890,159.20 = 12,104,308.80 : x
  2. Step 2: Convert to fraction form
    49,926,772.80/74,890,159.20 = 12,104,308.80/x
  3. Step 3: Cross multiply
    49,926,772.80x = 74,890,159.20 × 12,104,308.80
  4. Step 4: Simplify right side
    49,926,772.80x = 906,493,613,037,961
  5. Step 5: Solve for x
    x = 906,493,613,037,961/49,926,772.80
  6. Step 6: Final answer
    x = 18,156,463.20

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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.