Home / 17,253,312.80-25,879,969.20-13,272,000.80

Finding the Fourth Proportional to 17,253,312.80, 25,879,969.20 and 13,272,000.80

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Solution

The fourth proportional to 17,253,312.80, 25,879,969.20 and 13,272,000.80 is: 19,908,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,253,312.80 : 25,879,969.20 = 13,272,000.80 : x
  2. Step 2: Convert to fraction form
    17,253,312.80/25,879,969.20 = 13,272,000.80/x
  3. Step 3: Cross multiply
    17,253,312.80x = 25,879,969.20 × 13,272,000.80
  4. Step 4: Simplify right side
    17,253,312.80x = 343,478,971,926,375.38
  5. Step 5: Solve for x
    x = 343,478,971,926,375.38/17,253,312.80
  6. Step 6: Final answer
    x = 19,908,001.20

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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.