Home / 18,620,358.17-25,695,847.49-10,471,596.17

Finding the Fourth Proportional to 18,620,358.17, 25,695,847.49 and 10,471,596.17

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Solution

The fourth proportional to 18,620,358.17, 25,695,847.49 and 10,471,596.17 is: 14,450,663.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,620,358.17 : 25,695,847.49 = 10,471,596.17 : x
  2. Step 2: Convert to fraction form
    18,620,358.17/25,695,847.49 = 10,471,596.17/x
  3. Step 3: Cross multiply
    18,620,358.17x = 25,695,847.49 × 10,471,596.17
  4. Step 4: Simplify right side
    18,620,358.17x = 269,076,537,980,350.88
  5. Step 5: Solve for x
    x = 269,076,537,980,350.88/18,620,358.17
  6. Step 6: Final answer
    x = 14,450,663.92

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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.