Home / 18,429,535.44-25,433,299.43-10,057,445.78

Finding the Fourth Proportional to 18,429,535.44, 25,433,299.43 and 10,057,445.78

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Solution

The fourth proportional to 18,429,535.44, 25,433,299.43 and 10,057,445.78 is: 13,879,570.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,429,535.44 : 25,433,299.43 = 10,057,445.78 : x
  2. Step 2: Convert to fraction form
    18,429,535.44/25,433,299.43 = 10,057,445.78/x
  3. Step 3: Cross multiply
    18,429,535.44x = 25,433,299.43 × 10,057,445.78
  4. Step 4: Simplify right side
    18,429,535.44x = 255,794,029,846,276.19
  5. Step 5: Solve for x
    x = 255,794,029,846,276.19/18,429,535.44
  6. Step 6: Final answer
    x = 13,879,570.14

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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.