Home / 10,321,534.60-15,481,951.25-2,645,254.81

Finding the Fourth Proportional to 10,321,534.60, 15,481,951.25 and 2,645,254.81

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Solution

The fourth proportional to 10,321,534.60, 15,481,951.25 and 2,645,254.81 is: 3,967,792.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,321,534.60 : 15,481,951.25 = 2,645,254.81 : x
  2. Step 2: Convert to fraction form
    10,321,534.60/15,481,951.25 = 2,645,254.81/x
  3. Step 3: Cross multiply
    10,321,534.60x = 15,481,951.25 × 2,645,254.81
  4. Step 4: Simplify right side
    10,321,534.60x = 40,953,706,012,248.02
  5. Step 5: Solve for x
    x = 40,953,706,012,248.02/10,321,534.60
  6. Step 6: Final answer
    x = 3,967,792.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.