Home / 12,816,044.82-19,221,076.80-3,715,700.04

Finding the Fourth Proportional to 12,816,044.82, 19,221,076.80 and 3,715,700.04

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Solution

The fourth proportional to 12,816,044.82, 19,221,076.80 and 3,715,700.04 is: 5,572,683.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,816,044.82 : 19,221,076.80 = 3,715,700.04 : x
  2. Step 2: Convert to fraction form
    12,816,044.82/19,221,076.80 = 3,715,700.04/x
  3. Step 3: Cross multiply
    12,816,044.82x = 19,221,076.80 × 3,715,700.04
  4. Step 4: Simplify right side
    12,816,044.82x = 71,419,755,834,603.08
  5. Step 5: Solve for x
    x = 71,419,755,834,603.08/12,816,044.82
  6. Step 6: Final answer
    x = 5,572,683.06

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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.