Home / 20,230,512.72-30,313,809.72-16,425,404.88

Finding the Fourth Proportional to 20,230,512.72, 30,313,809.72 and 16,425,404.88

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Solution

The fourth proportional to 20,230,512.72, 30,313,809.72 and 16,425,404.88 is: 24,612,159.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,230,512.72 : 30,313,809.72 = 16,425,404.88 : x
  2. Step 2: Convert to fraction form
    20,230,512.72/30,313,809.72 = 16,425,404.88/x
  3. Step 3: Cross multiply
    20,230,512.72x = 30,313,809.72 × 16,425,404.88
  4. Step 4: Simplify right side
    20,230,512.72x = 497,916,598,106,279.44
  5. Step 5: Solve for x
    x = 497,916,598,106,279.44/20,230,512.72
  6. Step 6: Final answer
    x = 24,612,159.12

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1.5x scale

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.