Home / 57,389,521.41-86,101,053.57-18,527,061.56

Finding the Fourth Proportional to 57,389,521.41, 86,101,053.57 and 18,527,061.56

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Solution

The fourth proportional to 57,389,521.41, 86,101,053.57 and 18,527,061.56 is: 27,796,006.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,389,521.41 : 86,101,053.57 = 18,527,061.56 : x
  2. Step 2: Convert to fraction form
    57,389,521.41/86,101,053.57 = 18,527,061.56/x
  3. Step 3: Cross multiply
    57,389,521.41x = 86,101,053.57 × 18,527,061.56
  4. Step 4: Simplify right side
    57,389,521.41x = 1,595,199,519,441,742.25
  5. Step 5: Solve for x
    x = 1,595,199,519,441,742.25/57,389,521.41
  6. Step 6: Final answer
    x = 27,796,006.66

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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.