Home / 21,041,898.14-29,057,874.17-19,895,542.67

Finding the Fourth Proportional to 21,041,898.14, 29,057,874.17 and 19,895,542.67

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Solution

The fourth proportional to 21,041,898.14, 29,057,874.17 and 19,895,542.67 is: 27,474,811.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,041,898.14 : 29,057,874.17 = 19,895,542.67 : x
  2. Step 2: Convert to fraction form
    21,041,898.14/29,057,874.17 = 19,895,542.67/x
  3. Step 3: Cross multiply
    21,041,898.14x = 29,057,874.17 × 19,895,542.67
  4. Step 4: Simplify right side
    21,041,898.14x = 578,122,175,203,958.75
  5. Step 5: Solve for x
    x = 578,122,175,203,958.75/21,041,898.14
  6. Step 6: Final answer
    x = 27,474,811.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.