Home / 7,103,142.06-9,799,937.46-4,045,191.18

Finding the Fourth Proportional to 7,103,142.06, 9,799,937.46 and 4,045,191.18

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Solution

The fourth proportional to 7,103,142.06, 9,799,937.46 and 4,045,191.18 is: 5,580,997.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,103,142.06 : 9,799,937.46 = 4,045,191.18 : x
  2. Step 2: Convert to fraction form
    7,103,142.06/9,799,937.46 = 4,045,191.18/x
  3. Step 3: Cross multiply
    7,103,142.06x = 9,799,937.46 × 4,045,191.18
  4. Step 4: Simplify right side
    7,103,142.06x = 39,642,620,577,743.61
  5. Step 5: Solve for x
    x = 39,642,620,577,743.61/7,103,142.06
  6. Step 6: Final answer
    x = 5,580,997.85

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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.