Home / 34,790,881.20-52,186,321.80-18,865,633.20

Finding the Fourth Proportional to 34,790,881.20, 52,186,321.80 and 18,865,633.20

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Solution

The fourth proportional to 34,790,881.20, 52,186,321.80 and 18,865,633.20 is: 28,298,449.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,790,881.20 : 52,186,321.80 = 18,865,633.20 : x
  2. Step 2: Convert to fraction form
    34,790,881.20/52,186,321.80 = 18,865,633.20/x
  3. Step 3: Cross multiply
    34,790,881.20x = 52,186,321.80 × 18,865,633.20
  4. Step 4: Simplify right side
    34,790,881.20x = 984,528,005,135,963.62
  5. Step 5: Solve for x
    x = 984,528,005,135,963.62/34,790,881.20
  6. Step 6: Final answer
    x = 28,298,449.80

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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.