Home / 11,842,279.20-16,342,394.40-6,409,771.20

Finding the Fourth Proportional to 11,842,279.20, 16,342,394.40 and 6,409,771.20

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Solution

The fourth proportional to 11,842,279.20, 16,342,394.40 and 6,409,771.20 is: 8,845,510.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,842,279.20 : 16,342,394.40 = 6,409,771.20 : x
  2. Step 2: Convert to fraction form
    11,842,279.20/16,342,394.40 = 6,409,771.20/x
  3. Step 3: Cross multiply
    11,842,279.20x = 16,342,394.40 × 6,409,771.20
  4. Step 4: Simplify right side
    11,842,279.20x = 104,751,008,964,161.28
  5. Step 5: Solve for x
    x = 104,751,008,964,161.28/11,842,279.20
  6. Step 6: Final answer
    x = 8,845,510.83

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1.5x scale

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.