Home / 15,841,229.95-21,857,150.56-8,965,712.01

Finding the Fourth Proportional to 15,841,229.95, 21,857,150.56 and 8,965,712.01

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Solution

The fourth proportional to 15,841,229.95, 21,857,150.56 and 8,965,712.01 is: 12,370,562.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,841,229.95 : 21,857,150.56 = 8,965,712.01 : x
  2. Step 2: Convert to fraction form
    15,841,229.95/21,857,150.56 = 8,965,712.01/x
  3. Step 3: Cross multiply
    15,841,229.95x = 21,857,150.56 × 8,965,712.01
  4. Step 4: Simplify right side
    15,841,229.95x = 195,964,917,280,170.22
  5. Step 5: Solve for x
    x = 195,964,917,280,170.22/15,841,229.95
  6. Step 6: Final answer
    x = 12,370,562.00

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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.