Home / 65,375,479.84-90,222,259.44-36,006,806.56

Finding the Fourth Proportional to 65,375,479.84, 90,222,259.44 and 36,006,806.56

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Solution

The fourth proportional to 65,375,479.84, 90,222,259.44 and 36,006,806.56 is: 49,691,649.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,375,479.84 : 90,222,259.44 = 36,006,806.56 : x
  2. Step 2: Convert to fraction form
    65,375,479.84/90,222,259.44 = 36,006,806.56/x
  3. Step 3: Cross multiply
    65,375,479.84x = 90,222,259.44 × 36,006,806.56
  4. Step 4: Simplify right side
    65,375,479.84x = 3,248,615,443,062,214
  5. Step 5: Solve for x
    x = 3,248,615,443,062,214/65,375,479.84
  6. Step 6: Final answer
    x = 49,691,649.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.