Home / 73,836,007.20-110,754,010.80-43,602,919.20

Finding the Fourth Proportional to 73,836,007.20, 110,754,010.80 and 43,602,919.20

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Solution

The fourth proportional to 73,836,007.20, 110,754,010.80 and 43,602,919.20 is: 65,404,378.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,836,007.20 : 110,754,010.80 = 43,602,919.20 : x
  2. Step 2: Convert to fraction form
    73,836,007.20/110,754,010.80 = 43,602,919.20/x
  3. Step 3: Cross multiply
    73,836,007.20x = 110,754,010.80 × 43,602,919.20
  4. Step 4: Simplify right side
    73,836,007.20x = 4,829,198,183,988,328
  5. Step 5: Solve for x
    x = 4,829,198,183,988,328/73,836,007.20
  6. Step 6: Final answer
    x = 65,404,378.80

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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.