Home / 7,852,546.80-11,778,967.85-2,461,077.86

Finding the Fourth Proportional to 7,852,546.80, 11,778,967.85 and 2,461,077.86

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Solution

The fourth proportional to 7,852,546.80, 11,778,967.85 and 2,461,077.86 is: 3,691,663.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,852,546.80 : 11,778,967.85 = 2,461,077.86 : x
  2. Step 2: Convert to fraction form
    7,852,546.80/11,778,967.85 = 2,461,077.86/x
  3. Step 3: Cross multiply
    7,852,546.80x = 11,778,967.85 × 2,461,077.86
  4. Step 4: Simplify right side
    7,852,546.80x = 28,988,956,918,086.57
  5. Step 5: Solve for x
    x = 28,988,956,918,086.57/7,852,546.80
  6. Step 6: Final answer
    x = 3,691,663.06

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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.