Home / 63,987,404.30-95,981,106.45-28,085,612.30

Finding the Fourth Proportional to 63,987,404.30, 95,981,106.45 and 28,085,612.30

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Solution

The fourth proportional to 63,987,404.30, 95,981,106.45 and 28,085,612.30 is: 42,128,418.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,987,404.30 : 95,981,106.45 = 28,085,612.30 : x
  2. Step 2: Convert to fraction form
    63,987,404.30/95,981,106.45 = 28,085,612.30/x
  3. Step 3: Cross multiply
    63,987,404.30x = 95,981,106.45 × 28,085,612.30
  4. Step 4: Simplify right side
    63,987,404.30x = 2,695,688,143,879,729.50
  5. Step 5: Solve for x
    x = 2,695,688,143,879,729.50/63,987,404.30
  6. Step 6: Final answer
    x = 42,128,418.45

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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.