Home / 7,988,605.16-11,980,419.42-2,668,577

Finding the Fourth Proportional to 7,988,605.16, 11,980,419.42 and 2,668,577

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Solution

The fourth proportional to 7,988,605.16, 11,980,419.42 and 2,668,577 is: 4,002,034.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,988,605.16 : 11,980,419.42 = 2,668,577 : x
  2. Step 2: Convert to fraction form
    7,988,605.16/11,980,419.42 = 2,668,577/x
  3. Step 3: Cross multiply
    7,988,605.16x = 11,980,419.42 × 2,668,577
  4. Step 4: Simplify right side
    7,988,605.16x = 31,970,671,714,565.34
  5. Step 5: Solve for x
    x = 31,970,671,714,565.34/7,988,605.16
  6. Step 6: Final answer
    x = 4,002,034.28

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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.