Home / 5,913,201.28-8,160,236.40-3,196,966.72

Finding the Fourth Proportional to 5,913,201.28, 8,160,236.40 and 3,196,966.72

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Solution

The fourth proportional to 5,913,201.28, 8,160,236.40 and 3,196,966.72 is: 4,411,824.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,913,201.28 : 8,160,236.40 = 3,196,966.72 : x
  2. Step 2: Convert to fraction form
    5,913,201.28/8,160,236.40 = 3,196,966.72/x
  3. Step 3: Cross multiply
    5,913,201.28x = 8,160,236.40 × 3,196,966.72
  4. Step 4: Simplify right side
    5,913,201.28x = 26,088,004,198,132.61
  5. Step 5: Solve for x
    x = 26,088,004,198,132.61/5,913,201.28
  6. Step 6: Final answer
    x = 4,411,824.15

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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.