Home / 40,803,513.20-61,205,269.80-35,489,103.20

Finding the Fourth Proportional to 40,803,513.20, 61,205,269.80 and 35,489,103.20

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Solution

The fourth proportional to 40,803,513.20, 61,205,269.80 and 35,489,103.20 is: 53,233,654.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,803,513.20 : 61,205,269.80 = 35,489,103.20 : x
  2. Step 2: Convert to fraction form
    40,803,513.20/61,205,269.80 = 35,489,103.20/x
  3. Step 3: Cross multiply
    40,803,513.20x = 61,205,269.80 × 35,489,103.20
  4. Step 4: Simplify right side
    40,803,513.20x = 2,172,120,136,316,043.50
  5. Step 5: Solve for x
    x = 2,172,120,136,316,043.50/40,803,513.20
  6. Step 6: Final answer
    x = 53,233,654.80

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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.