Home / 38,665,926.40-57,997,046.40-13,104,428.80

Finding the Fourth Proportional to 38,665,926.40, 57,997,046.40 and 13,104,428.80

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Solution

The fourth proportional to 38,665,926.40, 57,997,046.40 and 13,104,428.80 is: 19,656,018.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,665,926.40 : 57,997,046.40 = 13,104,428.80 : x
  2. Step 2: Convert to fraction form
    38,665,926.40/57,997,046.40 = 13,104,428.80/x
  3. Step 3: Cross multiply
    38,665,926.40x = 57,997,046.40 × 13,104,428.80
  4. Step 4: Simplify right side
    38,665,926.40x = 760,018,165,159,096.38
  5. Step 5: Solve for x
    x = 760,018,165,159,096.38/38,665,926.40
  6. Step 6: Final answer
    x = 19,656,018.51

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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.