Home / 8,869,697.40-13,304,546.10-7,913,103.60

Finding the Fourth Proportional to 8,869,697.40, 13,304,546.10 and 7,913,103.60

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Solution

The fourth proportional to 8,869,697.40, 13,304,546.10 and 7,913,103.60 is: 11,869,655.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,869,697.40 : 13,304,546.10 = 7,913,103.60 : x
  2. Step 2: Convert to fraction form
    8,869,697.40/13,304,546.10 = 7,913,103.60/x
  3. Step 3: Cross multiply
    8,869,697.40x = 13,304,546.10 × 7,913,103.60
  4. Step 4: Simplify right side
    8,869,697.40x = 105,280,251,640,275.95
  5. Step 5: Solve for x
    x = 105,280,251,640,275.95/8,869,697.40
  6. Step 6: Final answer
    x = 11,869,655.40

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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.