Home / 18,657,575.71-25,746,321.85-10,284,578.53

Finding the Fourth Proportional to 18,657,575.71, 25,746,321.85 and 10,284,578.53

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Solution

The fourth proportional to 18,657,575.71, 25,746,321.85 and 10,284,578.53 is: 14,192,094.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,657,575.71 : 25,746,321.85 = 10,284,578.53 : x
  2. Step 2: Convert to fraction form
    18,657,575.71/25,746,321.85 = 10,284,578.53/x
  3. Step 3: Cross multiply
    18,657,575.71x = 25,746,321.85 × 10,284,578.53
  4. Step 4: Simplify right side
    18,657,575.71x = 264,790,068,834,902.62
  5. Step 5: Solve for x
    x = 264,790,068,834,902.62/18,657,575.71
  6. Step 6: Final answer
    x = 14,192,094.03

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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.