Home / 14,385,946.10-21,587,213.55-5,416,934.90

Finding the Fourth Proportional to 14,385,946.10, 21,587,213.55 and 5,416,934.90

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Solution

The fourth proportional to 14,385,946.10, 21,587,213.55 and 5,416,934.90 is: 8,128,525.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,385,946.10 : 21,587,213.55 = 5,416,934.90 : x
  2. Step 2: Convert to fraction form
    14,385,946.10/21,587,213.55 = 5,416,934.90/x
  3. Step 3: Cross multiply
    14,385,946.10x = 21,587,213.55 × 5,416,934.90
  4. Step 4: Simplify right side
    14,385,946.10x = 116,936,530,472,747.91
  5. Step 5: Solve for x
    x = 116,936,530,472,747.91/14,385,946.10
  6. Step 6: Final answer
    x = 8,128,525.55

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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.