Home / 15,672,231.64-21,626,493.78-8,795,385.10

Finding the Fourth Proportional to 15,672,231.64, 21,626,493.78 and 8,795,385.10

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Solution

The fourth proportional to 15,672,231.64, 21,626,493.78 and 8,795,385.10 is: 12,136,965.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,672,231.64 : 21,626,493.78 = 8,795,385.10 : x
  2. Step 2: Convert to fraction form
    15,672,231.64/21,626,493.78 = 8,795,385.10/x
  3. Step 3: Cross multiply
    15,672,231.64x = 21,626,493.78 × 8,795,385.10
  4. Step 4: Simplify right side
    15,672,231.64x = 190,213,341,157,854.69
  5. Step 5: Solve for x
    x = 190,213,341,157,854.69/15,672,231.64
  6. Step 6: Final answer
    x = 12,136,965.91

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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.