Home / 26,381,721.40-39,572,582.10-9,344,116.60

Finding the Fourth Proportional to 26,381,721.40, 39,572,582.10 and 9,344,116.60

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Solution

The fourth proportional to 26,381,721.40, 39,572,582.10 and 9,344,116.60 is: 14,016,174.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,381,721.40 : 39,572,582.10 = 9,344,116.60 : x
  2. Step 2: Convert to fraction form
    26,381,721.40/39,572,582.10 = 9,344,116.60/x
  3. Step 3: Cross multiply
    26,381,721.40x = 39,572,582.10 × 9,344,116.60
  4. Step 4: Simplify right side
    26,381,721.40x = 369,770,821,305,472.88
  5. Step 5: Solve for x
    x = 369,770,821,305,472.88/26,381,721.40
  6. Step 6: Final answer
    x = 14,016,174.90

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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.