Home / 27,930,350.13-38,543,279.05-16,170,114.43

Finding the Fourth Proportional to 27,930,350.13, 38,543,279.05 and 16,170,114.43

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Solution

The fourth proportional to 27,930,350.13, 38,543,279.05 and 16,170,114.43 is: 22,314,408.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,930,350.13 : 38,543,279.05 = 16,170,114.43 : x
  2. Step 2: Convert to fraction form
    27,930,350.13/38,543,279.05 = 16,170,114.43/x
  3. Step 3: Cross multiply
    27,930,350.13x = 38,543,279.05 × 16,170,114.43
  4. Step 4: Simplify right side
    27,930,350.13x = 623,249,232,745,921.62
  5. Step 5: Solve for x
    x = 623,249,232,745,921.62/27,930,350.13
  6. Step 6: Final answer
    x = 22,314,408.16

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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.