Home / 12,601,502.40-18,888,967.57-4,922,179.95

Finding the Fourth Proportional to 12,601,502.40, 18,888,967.57 and 4,922,179.95

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Solution

The fourth proportional to 12,601,502.40, 18,888,967.57 and 4,922,179.95 is: 7,378,080.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,601,502.40 : 18,888,967.57 = 4,922,179.95 : x
  2. Step 2: Convert to fraction form
    12,601,502.40/18,888,967.57 = 4,922,179.95/x
  3. Step 3: Cross multiply
    12,601,502.40x = 18,888,967.57 × 4,922,179.95
  4. Step 4: Simplify right side
    12,601,502.40x = 92,974,897,449,254.22
  5. Step 5: Solve for x
    x = 92,974,897,449,254.22/12,601,502.40
  6. Step 6: Final answer
    x = 7,378,080.37

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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.