Home / 15,672,250.64-21,626,520-8,795,404.16

Finding the Fourth Proportional to 15,672,250.64, 21,626,520 and 8,795,404.16

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Solution

The fourth proportional to 15,672,250.64, 21,626,520 and 8,795,404.16 is: 12,136,992.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,672,250.64 : 21,626,520 = 8,795,404.16 : x
  2. Step 2: Convert to fraction form
    15,672,250.64/21,626,520 = 8,795,404.16/x
  3. Step 3: Cross multiply
    15,672,250.64x = 21,626,520 × 8,795,404.16
  4. Step 4: Simplify right side
    15,672,250.64x = 190,213,983,974,323.22
  5. Step 5: Solve for x
    x = 190,213,983,974,323.22/15,672,250.64
  6. Step 6: Final answer
    x = 12,136,992.21

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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.