Home / 9,982,569.14-13,775,945.40-5,398,890.50

Finding the Fourth Proportional to 9,982,569.14, 13,775,945.40 and 5,398,890.50

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Solution

The fourth proportional to 9,982,569.14, 13,775,945.40 and 5,398,890.50 is: 7,450,468.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,982,569.14 : 13,775,945.40 = 5,398,890.50 : x
  2. Step 2: Convert to fraction form
    9,982,569.14/13,775,945.40 = 5,398,890.50/x
  3. Step 3: Cross multiply
    9,982,569.14x = 13,775,945.40 × 5,398,890.50
  4. Step 4: Simplify right side
    9,982,569.14x = 74,374,820,748,578.70
  5. Step 5: Solve for x
    x = 74,374,820,748,578.70/9,982,569.14
  6. Step 6: Final answer
    x = 7,450,468.88

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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.