Home / 63,844,843.36-95,780,715-20,710,678.72

Finding the Fourth Proportional to 63,844,843.36, 95,780,715 and 20,710,678.72

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Solution

The fourth proportional to 63,844,843.36, 95,780,715 and 20,710,678.72 is: 31,070,381.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,844,843.36 : 95,780,715 = 20,710,678.72 : x
  2. Step 2: Convert to fraction form
    63,844,843.36/95,780,715 = 20,710,678.72/x
  3. Step 3: Cross multiply
    63,844,843.36x = 95,780,715 × 20,710,678.72
  4. Step 4: Simplify right side
    63,844,843.36x = 1,983,683,615,936,884.75
  5. Step 5: Solve for x
    x = 1,983,683,615,936,884.75/63,844,843.36
  6. Step 6: Final answer
    x = 31,070,381.12

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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.