Home / 47,816,726.30-65,985,126.82-28,243,951.10

Finding the Fourth Proportional to 47,816,726.30, 65,985,126.82 and 28,243,951.10

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Solution

The fourth proportional to 47,816,726.30, 65,985,126.82 and 28,243,951.10 is: 38,975,497.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,816,726.30 : 65,985,126.82 = 28,243,951.10 : x
  2. Step 2: Convert to fraction form
    47,816,726.30/65,985,126.82 = 28,243,951.10/x
  3. Step 3: Cross multiply
    47,816,726.30x = 65,985,126.82 × 28,243,951.10
  4. Step 4: Simplify right side
    47,816,726.30x = 1,863,680,694,830,843
  5. Step 5: Solve for x
    x = 1,863,680,694,830,843/47,816,726.30
  6. Step 6: Final answer
    x = 38,975,497.47

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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.