Home / 19,327,645.10-28,994,966.85-9,718,841.90

Finding the Fourth Proportional to 19,327,645.10, 28,994,966.85 and 9,718,841.90

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Solution

The fourth proportional to 19,327,645.10, 28,994,966.85 and 9,718,841.90 is: 14,580,022.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,327,645.10 : 28,994,966.85 = 9,718,841.90 : x
  2. Step 2: Convert to fraction form
    19,327,645.10/28,994,966.85 = 9,718,841.90/x
  3. Step 3: Cross multiply
    19,327,645.10x = 28,994,966.85 × 9,718,841.90
  4. Step 4: Simplify right side
    19,327,645.10x = 281,797,498,710,891.06
  5. Step 5: Solve for x
    x = 281,797,498,710,891.06/19,327,645.10
  6. Step 6: Final answer
    x = 14,580,022.41

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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.