Home / 16,128,687.70-24,193,031.55-13,292,002.90

Finding the Fourth Proportional to 16,128,687.70, 24,193,031.55 and 13,292,002.90

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Solution

The fourth proportional to 16,128,687.70, 24,193,031.55 and 13,292,002.90 is: 19,938,004.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,128,687.70 : 24,193,031.55 = 13,292,002.90 : x
  2. Step 2: Convert to fraction form
    16,128,687.70/24,193,031.55 = 13,292,002.90/x
  3. Step 3: Cross multiply
    16,128,687.70x = 24,193,031.55 × 13,292,002.90
  4. Step 4: Simplify right side
    16,128,687.70x = 321,573,845,522,391.50
  5. Step 5: Solve for x
    x = 321,573,845,522,391.50/16,128,687.70
  6. Step 6: Final answer
    x = 19,938,004.35

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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.