Home / 8,869,545.40-13,304,318.10-7,912,951.60

Finding the Fourth Proportional to 8,869,545.40, 13,304,318.10 and 7,912,951.60

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Solution

The fourth proportional to 8,869,545.40, 13,304,318.10 and 7,912,951.60 is: 11,869,427.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,869,545.40 : 13,304,318.10 = 7,912,951.60 : x
  2. Step 2: Convert to fraction form
    8,869,545.40/13,304,318.10 = 7,912,951.60/x
  3. Step 3: Cross multiply
    8,869,545.40x = 13,304,318.10 × 7,912,951.60
  4. Step 4: Simplify right side
    8,869,545.40x = 105,276,425,196,303.95
  5. Step 5: Solve for x
    x = 105,276,425,196,303.95/8,869,545.40
  6. Step 6: Final answer
    x = 11,869,427.40

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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.