Home / 28,292,295.76-42,353,855.91-17,327,962.16

Finding the Fourth Proportional to 28,292,295.76, 42,353,855.91 and 17,327,962.16

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Solution

The fourth proportional to 28,292,295.76, 42,353,855.91 and 17,327,962.16 is: 25,940,136.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,292,295.76 : 42,353,855.91 = 17,327,962.16 : x
  2. Step 2: Convert to fraction form
    28,292,295.76/42,353,855.91 = 17,327,962.16/x
  3. Step 3: Cross multiply
    28,292,295.76x = 42,353,855.91 × 17,327,962.16
  4. Step 4: Simplify right side
    28,292,295.76x = 733,906,012,538,572.25
  5. Step 5: Solve for x
    x = 733,906,012,538,572.25/28,292,295.76
  6. Step 6: Final answer
    x = 25,940,136.45

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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.