Home / 12,026,144.80-18,037,975.92-8,160,423.02

Finding the Fourth Proportional to 12,026,144.80, 18,037,975.92 and 8,160,423.02

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Solution

The fourth proportional to 12,026,144.80, 18,037,975.92 and 8,160,423.02 is: 12,239,792.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,026,144.80 : 18,037,975.92 = 8,160,423.02 : x
  2. Step 2: Convert to fraction form
    12,026,144.80/18,037,975.92 = 8,160,423.02/x
  3. Step 3: Cross multiply
    12,026,144.80x = 18,037,975.92 × 8,160,423.02
  4. Step 4: Simplify right side
    12,026,144.80x = 147,197,513,931,773.69
  5. Step 5: Solve for x
    x = 147,197,513,931,773.69/12,026,144.80
  6. Step 6: Final answer
    x = 12,239,792.25

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.