Home / 18,389,779.62-25,377,894.10-10,659,306

Finding the Fourth Proportional to 18,389,779.62, 25,377,894.10 and 10,659,306

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Solution

The fourth proportional to 18,389,779.62, 25,377,894.10 and 10,659,306 is: 14,709,841.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,389,779.62 : 25,377,894.10 = 10,659,306 : x
  2. Step 2: Convert to fraction form
    18,389,779.62/25,377,894.10 = 10,659,306/x
  3. Step 3: Cross multiply
    18,389,779.62x = 25,377,894.10 × 10,659,306
  4. Step 4: Simplify right side
    18,389,779.62x = 270,510,738,847,494.62
  5. Step 5: Solve for x
    x = 270,510,738,847,494.62/18,389,779.62
  6. Step 6: Final answer
    x = 14,709,841.25

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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.