Home / 10,868,743.56-14,999,020.16-5,974,418.20

Finding the Fourth Proportional to 10,868,743.56, 14,999,020.16 and 5,974,418.20

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Solution

The fourth proportional to 10,868,743.56, 14,999,020.16 and 5,974,418.20 is: 8,244,781.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,868,743.56 : 14,999,020.16 = 5,974,418.20 : x
  2. Step 2: Convert to fraction form
    10,868,743.56/14,999,020.16 = 5,974,418.20/x
  3. Step 3: Cross multiply
    10,868,743.56x = 14,999,020.16 × 5,974,418.20
  4. Step 4: Simplify right side
    10,868,743.56x = 89,610,419,026,070.92
  5. Step 5: Solve for x
    x = 89,610,419,026,070.92/10,868,743.56
  6. Step 6: Final answer
    x = 8,244,781.79

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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.