Home / 87,310,316.70-130,984,137.45-26,732,166.30

Finding the Fourth Proportional to 87,310,316.70, 130,984,137.45 and 26,732,166.30

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Solution

The fourth proportional to 87,310,316.70, 130,984,137.45 and 26,732,166.30 is: 40,103,963.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,310,316.70 : 130,984,137.45 = 26,732,166.30 : x
  2. Step 2: Convert to fraction form
    87,310,316.70/130,984,137.45 = 26,732,166.30/x
  3. Step 3: Cross multiply
    87,310,316.70x = 130,984,137.45 × 26,732,166.30
  4. Step 4: Simplify right side
    87,310,316.70x = 3,501,489,744,975,458
  5. Step 5: Solve for x
    x = 3,501,489,744,975,458/87,310,316.70
  6. Step 6: Final answer
    x = 40,103,963.40

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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.