Home / 18,095,753.70-27,143,630.55-15,261,401.70

Finding the Fourth Proportional to 18,095,753.70, 27,143,630.55 and 15,261,401.70

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Solution

The fourth proportional to 18,095,753.70, 27,143,630.55 and 15,261,401.70 is: 22,892,102.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,095,753.70 : 27,143,630.55 = 15,261,401.70 : x
  2. Step 2: Convert to fraction form
    18,095,753.70/27,143,630.55 = 15,261,401.70/x
  3. Step 3: Cross multiply
    18,095,753.70x = 27,143,630.55 × 15,261,401.70
  4. Step 4: Simplify right side
    18,095,753.70x = 414,249,849,419,941.94
  5. Step 5: Solve for x
    x = 414,249,849,419,941.94/18,095,753.70
  6. Step 6: Final answer
    x = 22,892,102.55

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Double scale
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Similar ratio
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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.