Home / 18,573,077.45-27,859,579.05-4,927,591.60

Finding the Fourth Proportional to 18,573,077.45, 27,859,579.05 and 4,927,591.60

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Solution

The fourth proportional to 18,573,077.45, 27,859,579.05 and 4,927,591.60 is: 7,391,377.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,573,077.45 : 27,859,579.05 = 4,927,591.60 : x
  2. Step 2: Convert to fraction form
    18,573,077.45/27,859,579.05 = 4,927,591.60/x
  3. Step 3: Cross multiply
    18,573,077.45x = 27,859,579.05 × 4,927,591.60
  4. Step 4: Simplify right side
    18,573,077.45x = 137,280,627,655,145.52
  5. Step 5: Solve for x
    x = 137,280,627,655,145.52/18,573,077.45
  6. Step 6: Final answer
    x = 7,391,377.55

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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.