Home / 16,129,999.60-24,194,999.40-12,098,921.20

Finding the Fourth Proportional to 16,129,999.60, 24,194,999.40 and 12,098,921.20

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Solution

The fourth proportional to 16,129,999.60, 24,194,999.40 and 12,098,921.20 is: 18,148,381.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,129,999.60 : 24,194,999.40 = 12,098,921.20 : x
  2. Step 2: Convert to fraction form
    16,129,999.60/24,194,999.40 = 12,098,921.20/x
  3. Step 3: Cross multiply
    16,129,999.60x = 24,194,999.40 × 12,098,921.20
  4. Step 4: Simplify right side
    16,129,999.60x = 292,733,391,174,647.25
  5. Step 5: Solve for x
    x = 292,733,391,174,647.25/16,129,999.60
  6. Step 6: Final answer
    x = 18,148,381.80

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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.