Home / 28,913,028.17-39,899,606.61-16,522,979.69

Finding the Fourth Proportional to 28,913,028.17, 39,899,606.61 and 16,522,979.69

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Solution

The fourth proportional to 28,913,028.17, 39,899,606.61 and 16,522,979.69 is: 22,801,499.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,913,028.17 : 39,899,606.61 = 16,522,979.69 : x
  2. Step 2: Convert to fraction form
    28,913,028.17/39,899,606.61 = 16,522,979.69/x
  3. Step 3: Cross multiply
    28,913,028.17x = 39,899,606.61 × 16,522,979.69
  4. Step 4: Simplify right side
    28,913,028.17x = 659,260,389,573,404.75
  5. Step 5: Solve for x
    x = 659,260,389,573,404.75/28,913,028.17
  6. Step 6: Final answer
    x = 22,801,499.23

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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.