Home / 10,284,803.20-15,428,254.56-3,552,342.40

Finding the Fourth Proportional to 10,284,803.20, 15,428,254.56 and 3,552,342.40

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Solution

The fourth proportional to 10,284,803.20, 15,428,254.56 and 3,552,342.40 is: 5,328,876.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,284,803.20 : 15,428,254.56 = 3,552,342.40 : x
  2. Step 2: Convert to fraction form
    10,284,803.20/15,428,254.56 = 3,552,342.40/x
  3. Step 3: Cross multiply
    10,284,803.20x = 15,428,254.56 × 3,552,342.40
  4. Step 4: Simplify right side
    10,284,803.20x = 54,806,442,831,481.34
  5. Step 5: Solve for x
    x = 54,806,442,831,481.34/10,284,803.20
  6. Step 6: Final answer
    x = 5,328,876.18

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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.