Home / 15,992,543.68-23,981,603.26-7,902,365.20

Finding the Fourth Proportional to 15,992,543.68, 23,981,603.26 and 7,902,365.20

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Solution

The fourth proportional to 15,992,543.68, 23,981,603.26 and 7,902,365.20 is: 11,849,984.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,992,543.68 : 23,981,603.26 = 7,902,365.20 : x
  2. Step 2: Convert to fraction form
    15,992,543.68/23,981,603.26 = 7,902,365.20/x
  3. Step 3: Cross multiply
    15,992,543.68x = 23,981,603.26 × 7,902,365.20
  4. Step 4: Simplify right side
    15,992,543.68x = 189,511,387,042,030.56
  5. Step 5: Solve for x
    x = 189,511,387,042,030.56/15,992,543.68
  6. Step 6: Final answer
    x = 11,849,984.02

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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.