Home / 7,230,216.71-10,845,278.25-1,838,820.55

Finding the Fourth Proportional to 7,230,216.71, 10,845,278.25 and 1,838,820.55

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Solution

The fourth proportional to 7,230,216.71, 10,845,278.25 and 1,838,820.55 is: 2,758,218.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,230,216.71 : 10,845,278.25 = 1,838,820.55 : x
  2. Step 2: Convert to fraction form
    7,230,216.71/10,845,278.25 = 1,838,820.55/x
  3. Step 3: Cross multiply
    7,230,216.71x = 10,845,278.25 × 1,838,820.55
  4. Step 4: Simplify right side
    7,230,216.71x = 19,942,520,516,568.04
  5. Step 5: Solve for x
    x = 19,942,520,516,568.04/7,230,216.71
  6. Step 6: Final answer
    x = 2,758,218.92

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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.