Home / 16,811,557.20-25,217,335.80-11,071,994.40

Finding the Fourth Proportional to 16,811,557.20, 25,217,335.80 and 11,071,994.40

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Solution

The fourth proportional to 16,811,557.20, 25,217,335.80 and 11,071,994.40 is: 16,607,991.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,811,557.20 : 25,217,335.80 = 11,071,994.40 : x
  2. Step 2: Convert to fraction form
    16,811,557.20/25,217,335.80 = 11,071,994.40/x
  3. Step 3: Cross multiply
    16,811,557.20x = 25,217,335.80 × 11,071,994.40
  4. Step 4: Simplify right side
    16,811,557.20x = 279,206,200,760,519.53
  5. Step 5: Solve for x
    x = 279,206,200,760,519.53/16,811,557.20
  6. Step 6: Final answer
    x = 16,607,991.60

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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.