Home / 55,207,363.30-82,814,981.55-16,868,815.90

Finding the Fourth Proportional to 55,207,363.30, 82,814,981.55 and 16,868,815.90

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Solution

The fourth proportional to 55,207,363.30, 82,814,981.55 and 16,868,815.90 is: 25,304,426.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,207,363.30 : 82,814,981.55 = 16,868,815.90 : x
  2. Step 2: Convert to fraction form
    55,207,363.30/82,814,981.55 = 16,868,815.90/x
  3. Step 3: Cross multiply
    55,207,363.30x = 82,814,981.55 × 16,868,815.90
  4. Step 4: Simplify right side
    55,207,363.30x = 1,396,990,677,528,846.50
  5. Step 5: Solve for x
    x = 1,396,990,677,528,846.50/55,207,363.30
  6. Step 6: Final answer
    x = 25,304,426.69

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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.