Home / 8,141,489.78-12,212,276.79-4,773,334.82

Finding the Fourth Proportional to 8,141,489.78, 12,212,276.79 and 4,773,334.82

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Solution

The fourth proportional to 8,141,489.78, 12,212,276.79 and 4,773,334.82 is: 7,160,026.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,141,489.78 : 12,212,276.79 = 4,773,334.82 : x
  2. Step 2: Convert to fraction form
    8,141,489.78/12,212,276.79 = 4,773,334.82/x
  3. Step 3: Cross multiply
    8,141,489.78x = 12,212,276.79 × 4,773,334.82
  4. Step 4: Simplify right side
    8,141,489.78x = 58,293,286,033,184.83
  5. Step 5: Solve for x
    x = 58,293,286,033,184.83/8,141,489.78
  6. Step 6: Final answer
    x = 7,160,026.92

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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.