Home / 8,681,430.82-13,024,856.50-5,226,957.22

Finding the Fourth Proportional to 8,681,430.82, 13,024,856.50 and 5,226,957.22

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Solution

The fourth proportional to 8,681,430.82, 13,024,856.50 and 5,226,957.22 is: 7,842,067.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,681,430.82 : 13,024,856.50 = 5,226,957.22 : x
  2. Step 2: Convert to fraction form
    8,681,430.82/13,024,856.50 = 5,226,957.22/x
  3. Step 3: Cross multiply
    8,681,430.82x = 13,024,856.50 × 5,226,957.22
  4. Step 4: Simplify right side
    8,681,430.82x = 68,080,367,722,138.93
  5. Step 5: Solve for x
    x = 68,080,367,722,138.93/8,681,430.82
  6. Step 6: Final answer
    x = 7,842,067.64

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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.