Home / 10,310,133.60-15,465,200.40-8,861,464.80

Finding the Fourth Proportional to 10,310,133.60, 15,465,200.40 and 8,861,464.80

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Solution

The fourth proportional to 10,310,133.60, 15,465,200.40 and 8,861,464.80 is: 13,292,197.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,310,133.60 : 15,465,200.40 = 8,861,464.80 : x
  2. Step 2: Convert to fraction form
    10,310,133.60/15,465,200.40 = 8,861,464.80/x
  3. Step 3: Cross multiply
    10,310,133.60x = 15,465,200.40 × 8,861,464.80
  4. Step 4: Simplify right side
    10,310,133.60x = 137,044,328,969,545.94
  5. Step 5: Solve for x
    x = 137,044,328,969,545.94/10,310,133.60
  6. Step 6: Final answer
    x = 13,292,197.20

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1.5x scale

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.