Home / 10,867,419.60-16,290,761.40-4,042,165.20

Finding the Fourth Proportional to 10,867,419.60, 16,290,761.40 and 4,042,165.20

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Solution

The fourth proportional to 10,867,419.60, 16,290,761.40 and 4,042,165.20 is: 6,059,391.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867,419.60 : 16,290,761.40 = 4,042,165.20 : x
  2. Step 2: Convert to fraction form
    10,867,419.60/16,290,761.40 = 4,042,165.20/x
  3. Step 3: Cross multiply
    10,867,419.60x = 16,290,761.40 × 4,042,165.20
  4. Step 4: Simplify right side
    10,867,419.60x = 65,849,948,812,583.28
  5. Step 5: Solve for x
    x = 65,849,948,812,583.28/10,867,419.60
  6. Step 6: Final answer
    x = 6,059,391.40

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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.