Home / 20,159,180.80-30,238,771.20-6,696,008.80

Finding the Fourth Proportional to 20,159,180.80, 30,238,771.20 and 6,696,008.80

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Solution

The fourth proportional to 20,159,180.80, 30,238,771.20 and 6,696,008.80 is: 10,044,013.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,159,180.80 : 30,238,771.20 = 6,696,008.80 : x
  2. Step 2: Convert to fraction form
    20,159,180.80/30,238,771.20 = 6,696,008.80/x
  3. Step 3: Cross multiply
    20,159,180.80x = 30,238,771.20 × 6,696,008.80
  4. Step 4: Simplify right side
    20,159,180.80x = 202,479,078,056,386.56
  5. Step 5: Solve for x
    x = 202,479,078,056,386.56/20,159,180.80
  6. Step 6: Final answer
    x = 10,044,013.20

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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.