Home / 52,382,223.29-72,289,099.95-30,059,297.21

Finding the Fourth Proportional to 52,382,223.29, 72,289,099.95 and 30,059,297.21

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Solution

The fourth proportional to 52,382,223.29, 72,289,099.95 and 30,059,297.21 is: 41,482,766.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,382,223.29 : 72,289,099.95 = 30,059,297.21 : x
  2. Step 2: Convert to fraction form
    52,382,223.29/72,289,099.95 = 30,059,297.21/x
  3. Step 3: Cross multiply
    52,382,223.29x = 72,289,099.95 × 30,059,297.21
  4. Step 4: Simplify right side
    52,382,223.29x = 2,172,959,540,440,446.25
  5. Step 5: Solve for x
    x = 2,172,959,540,440,446.25/52,382,223.29
  6. Step 6: Final answer
    x = 41,482,766.56

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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.