Home / 9,421,693.20-14,132,539.80-8,791,837.20

Finding the Fourth Proportional to 9,421,693.20, 14,132,539.80 and 8,791,837.20

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Solution

The fourth proportional to 9,421,693.20, 14,132,539.80 and 8,791,837.20 is: 13,187,755.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,421,693.20 : 14,132,539.80 = 8,791,837.20 : x
  2. Step 2: Convert to fraction form
    9,421,693.20/14,132,539.80 = 8,791,837.20/x
  3. Step 3: Cross multiply
    9,421,693.20x = 14,132,539.80 × 8,791,837.20
  4. Step 4: Simplify right side
    9,421,693.20x = 124,250,989,144,120.56
  5. Step 5: Solve for x
    x = 124,250,989,144,120.56/9,421,693.20
  6. Step 6: Final answer
    x = 13,187,755.80

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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.