Home / 9,990,231.73-13,786,519.62-5,406,553.11

Finding the Fourth Proportional to 9,990,231.73, 13,786,519.62 and 5,406,553.11

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Solution

The fourth proportional to 9,990,231.73, 13,786,519.62 and 5,406,553.11 is: 7,461,043.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,990,231.73 : 13,786,519.62 = 5,406,553.11 : x
  2. Step 2: Convert to fraction form
    9,990,231.73/13,786,519.62 = 5,406,553.11/x
  3. Step 3: Cross multiply
    9,990,231.73x = 13,786,519.62 × 5,406,553.11
  4. Step 4: Simplify right side
    9,990,231.73x = 74,537,550,527,587.02
  5. Step 5: Solve for x
    x = 74,537,550,527,587.02/9,990,231.73
  6. Step 6: Final answer
    x = 7,461,043.20

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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.