Home / 60,632,121.90-90,948,960.45-20,242,605.90

Finding the Fourth Proportional to 60,632,121.90, 90,948,960.45 and 20,242,605.90

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Solution

The fourth proportional to 60,632,121.90, 90,948,960.45 and 20,242,605.90 is: 30,364,168.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,632,121.90 : 90,948,960.45 = 20,242,605.90 : x
  2. Step 2: Convert to fraction form
    60,632,121.90/90,948,960.45 = 20,242,605.90/x
  3. Step 3: Cross multiply
    60,632,121.90x = 90,948,960.45 × 20,242,605.90
  4. Step 4: Simplify right side
    60,632,121.90x = 1,841,043,963,404,036.50
  5. Step 5: Solve for x
    x = 1,841,043,963,404,036.50/60,632,121.90
  6. Step 6: Final answer
    x = 30,364,168.46

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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.