Home / 19,659,077.61-27,129,653.04-10,957,801.97

Finding the Fourth Proportional to 19,659,077.61, 27,129,653.04 and 10,957,801.97

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Solution

The fourth proportional to 19,659,077.61, 27,129,653.04 and 10,957,801.97 is: 15,121,836.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,659,077.61 : 27,129,653.04 = 10,957,801.97 : x
  2. Step 2: Convert to fraction form
    19,659,077.61/27,129,653.04 = 10,957,801.97/x
  3. Step 3: Cross multiply
    19,659,077.61x = 27,129,653.04 × 10,957,801.97
  4. Step 4: Simplify right side
    19,659,077.61x = 297,281,365,527,128.50
  5. Step 5: Solve for x
    x = 297,281,365,527,128.50/19,659,077.61
  6. Step 6: Final answer
    x = 15,121,836.92

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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.