Home / 9,073,213.20-13,609,819.80-5,713,981.20

Finding the Fourth Proportional to 9,073,213.20, 13,609,819.80 and 5,713,981.20

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Solution

The fourth proportional to 9,073,213.20, 13,609,819.80 and 5,713,981.20 is: 8,570,971.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,073,213.20 : 13,609,819.80 = 5,713,981.20 : x
  2. Step 2: Convert to fraction form
    9,073,213.20/13,609,819.80 = 5,713,981.20/x
  3. Step 3: Cross multiply
    9,073,213.20x = 13,609,819.80 × 5,713,981.20
  4. Step 4: Simplify right side
    9,073,213.20x = 77,766,254,472,587.77
  5. Step 5: Solve for x
    x = 77,766,254,472,587.77/9,073,213.20
  6. Step 6: Final answer
    x = 8,570,971.80

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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.