Home / 14,418,358.29-19,897,397.89-7,802,947.55

Finding the Fourth Proportional to 14,418,358.29, 19,897,397.89 and 7,802,947.55

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Solution

The fourth proportional to 14,418,358.29, 19,897,397.89 and 7,802,947.55 is: 10,768,101.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,418,358.29 : 19,897,397.89 = 7,802,947.55 : x
  2. Step 2: Convert to fraction form
    14,418,358.29/19,897,397.89 = 7,802,947.55/x
  3. Step 3: Cross multiply
    14,418,358.29x = 19,897,397.89 × 7,802,947.55
  4. Step 4: Simplify right side
    14,418,358.29x = 155,258,352,147,386.78
  5. Step 5: Solve for x
    x = 155,258,352,147,386.78/14,418,358.29
  6. Step 6: Final answer
    x = 10,768,101.96

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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.