Home / 16,895,998.40-25,343,997.60-15,185,508.80

Finding the Fourth Proportional to 16,895,998.40, 25,343,997.60 and 15,185,508.80

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Solution

The fourth proportional to 16,895,998.40, 25,343,997.60 and 15,185,508.80 is: 22,778,263.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,895,998.40 : 25,343,997.60 = 15,185,508.80 : x
  2. Step 2: Convert to fraction form
    16,895,998.40/25,343,997.60 = 15,185,508.80/x
  3. Step 3: Cross multiply
    16,895,998.40x = 25,343,997.60 × 15,185,508.80
  4. Step 4: Simplify right side
    16,895,998.40x = 384,861,498,581,978.94
  5. Step 5: Solve for x
    x = 384,861,498,581,978.94/16,895,998.40
  6. Step 6: Final answer
    x = 22,778,263.20

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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.