Home / 76,310,385.80-114,466,287.24-21,722,969.41

Finding the Fourth Proportional to 76,310,385.80, 114,466,287.24 and 21,722,969.41

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Solution

The fourth proportional to 76,310,385.80, 114,466,287.24 and 21,722,969.41 is: 32,584,655.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,310,385.80 : 114,466,287.24 = 21,722,969.41 : x
  2. Step 2: Convert to fraction form
    76,310,385.80/114,466,287.24 = 21,722,969.41/x
  3. Step 3: Cross multiply
    76,310,385.80x = 114,466,287.24 × 21,722,969.41
  4. Step 4: Simplify right side
    76,310,385.80x = 2,486,547,655,904,627.50
  5. Step 5: Solve for x
    x = 2,486,547,655,904,627.50/76,310,385.80
  6. Step 6: Final answer
    x = 32,584,655.81

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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.