Home / 63,885,655.80-95,804,864.10-20,756,266.20

Finding the Fourth Proportional to 63,885,655.80, 95,804,864.10 and 20,756,266.20

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Solution

The fourth proportional to 63,885,655.80, 95,804,864.10 and 20,756,266.20 is: 31,126,725.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,885,655.80 : 95,804,864.10 = 20,756,266.20 : x
  2. Step 2: Convert to fraction form
    63,885,655.80/95,804,864.10 = 20,756,266.20/x
  3. Step 3: Cross multiply
    63,885,655.80x = 95,804,864.10 × 20,756,266.20
  4. Step 4: Simplify right side
    63,885,655.80x = 1,988,551,262,514,423.25
  5. Step 5: Solve for x
    x = 1,988,551,262,514,423.25/63,885,655.80
  6. Step 6: Final answer
    x = 31,126,725.36

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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.