Home / 8,862,474.40-13,293,711.60-8,806,487.20

Finding the Fourth Proportional to 8,862,474.40, 13,293,711.60 and 8,806,487.20

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Solution

The fourth proportional to 8,862,474.40, 13,293,711.60 and 8,806,487.20 is: 13,209,730.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,862,474.40 : 13,293,711.60 = 8,806,487.20 : x
  2. Step 2: Convert to fraction form
    8,862,474.40/13,293,711.60 = 8,806,487.20/x
  3. Step 3: Cross multiply
    8,862,474.40x = 13,293,711.60 × 8,806,487.20
  4. Step 4: Simplify right side
    8,862,474.40x = 117,070,901,045,891.50
  5. Step 5: Solve for x
    x = 117,070,901,045,891.50/8,862,474.40
  6. Step 6: Final answer
    x = 13,209,730.80

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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.