Home / 18,572,821.30-25,633,536.15-10,837,839.70

Finding the Fourth Proportional to 18,572,821.30, 25,633,536.15 and 10,837,839.70

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Solution

The fourth proportional to 18,572,821.30, 25,633,536.15 and 10,837,839.70 is: 14,957,994.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,572,821.30 : 25,633,536.15 = 10,837,839.70 : x
  2. Step 2: Convert to fraction form
    18,572,821.30/25,633,536.15 = 10,837,839.70/x
  3. Step 3: Cross multiply
    18,572,821.30x = 25,633,536.15 × 10,837,839.70
  4. Step 4: Simplify right side
    18,572,821.30x = 277,812,155,737,855.12
  5. Step 5: Solve for x
    x = 277,812,155,737,855.12/18,572,821.30
  6. Step 6: Final answer
    x = 14,957,994.33

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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.