Home / 63,136,220.52-87,135,335.10-52,520,858.13

Finding the Fourth Proportional to 63,136,220.52, 87,135,335.10 and 52,520,858.13

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Solution

The fourth proportional to 63,136,220.52, 87,135,335.10 and 52,520,858.13 is: 72,484,899.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,136,220.52 : 87,135,335.10 = 52,520,858.13 : x
  2. Step 2: Convert to fraction form
    63,136,220.52/87,135,335.10 = 52,520,858.13/x
  3. Step 3: Cross multiply
    63,136,220.52x = 87,135,335.10 × 52,520,858.13
  4. Step 4: Simplify right side
    63,136,220.52x = 4,576,422,572,897,109
  5. Step 5: Solve for x
    x = 4,576,422,572,897,109/63,136,220.52
  6. Step 6: Final answer
    x = 72,484,899.08

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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.