Home / 18,399,302.70-27,598,954.05-16,607,712.30

Finding the Fourth Proportional to 18,399,302.70, 27,598,954.05 and 16,607,712.30

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Solution

The fourth proportional to 18,399,302.70, 27,598,954.05 and 16,607,712.30 is: 24,911,568.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,399,302.70 : 27,598,954.05 = 16,607,712.30 : x
  2. Step 2: Convert to fraction form
    18,399,302.70/27,598,954.05 = 16,607,712.30/x
  3. Step 3: Cross multiply
    18,399,302.70x = 27,598,954.05 × 16,607,712.30
  4. Step 4: Simplify right side
    18,399,302.70x = 458,355,488,643,319.88
  5. Step 5: Solve for x
    x = 458,355,488,643,319.88/18,399,302.70
  6. Step 6: Final answer
    x = 24,911,568.45

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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.