Home / 12,601,499.65-18,888,963.45-4,922,177.20

Finding the Fourth Proportional to 12,601,499.65, 18,888,963.45 and 4,922,177.20

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Solution

The fourth proportional to 12,601,499.65, 18,888,963.45 and 4,922,177.20 is: 7,378,076.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,601,499.65 : 18,888,963.45 = 4,922,177.20 : x
  2. Step 2: Convert to fraction form
    12,601,499.65/18,888,963.45 = 4,922,177.20/x
  3. Step 3: Cross multiply
    12,601,499.65x = 18,888,963.45 × 4,922,177.20
  4. Step 4: Simplify right side
    12,601,499.65x = 92,974,825,225,223.34
  5. Step 5: Solve for x
    x = 92,974,825,225,223.34/12,601,499.65
  6. Step 6: Final answer
    x = 7,378,076.25

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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.