Home / 51,851,844.20-77,727,999.90-40,330,922.60

Finding the Fourth Proportional to 51,851,844.20, 77,727,999.90 and 40,330,922.60

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Solution

The fourth proportional to 51,851,844.20, 77,727,999.90 and 40,330,922.60 is: 60,457,675.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,851,844.20 : 77,727,999.90 = 40,330,922.60 : x
  2. Step 2: Convert to fraction form
    51,851,844.20/77,727,999.90 = 40,330,922.60/x
  3. Step 3: Cross multiply
    51,851,844.20x = 77,727,999.90 × 40,330,922.60
  4. Step 4: Simplify right side
    51,851,844.20x = 3,134,841,947,819,708
  5. Step 5: Solve for x
    x = 3,134,841,947,819,708/51,851,844.20
  6. Step 6: Final answer
    x = 60,457,675.06

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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.