Home / 19,502,399.52-26,900,352.42-12,541,877.28

Finding the Fourth Proportional to 19,502,399.52, 26,900,352.42 and 12,541,877.28

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Solution

The fourth proportional to 19,502,399.52, 26,900,352.42 and 12,541,877.28 is: 17,299,456.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,502,399.52 : 26,900,352.42 = 12,541,877.28 : x
  2. Step 2: Convert to fraction form
    19,502,399.52/26,900,352.42 = 12,541,877.28/x
  3. Step 3: Cross multiply
    19,502,399.52x = 26,900,352.42 × 12,541,877.28
  4. Step 4: Simplify right side
    19,502,399.52x = 337,380,918,840,391
  5. Step 5: Solve for x
    x = 337,380,918,840,391/19,502,399.52
  6. Step 6: Final answer
    x = 17,299,456.84

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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.