Home / 14,532,897.52-20,055,163.42-7,917,565

Finding the Fourth Proportional to 14,532,897.52, 20,055,163.42 and 7,917,565

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Solution

The fourth proportional to 14,532,897.52, 20,055,163.42 and 7,917,565 is: 10,926,111.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,532,897.52 : 20,055,163.42 = 7,917,565 : x
  2. Step 2: Convert to fraction form
    14,532,897.52/20,055,163.42 = 7,917,565/x
  3. Step 3: Cross multiply
    14,532,897.52x = 20,055,163.42 × 7,917,565
  4. Step 4: Simplify right side
    14,532,897.52x = 158,788,059,963,472.31
  5. Step 5: Solve for x
    x = 158,788,059,963,472.31/14,532,897.52
  6. Step 6: Final answer
    x = 10,926,111.59

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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.