Home / 52,570,747.53-78,727,350.74-43,416,840.33

Finding the Fourth Proportional to 52,570,747.53, 78,727,350.74 and 43,416,840.33

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Solution

The fourth proportional to 52,570,747.53, 78,727,350.74 and 43,416,840.33 is: 65,018,912.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,570,747.53 : 78,727,350.74 = 43,416,840.33 : x
  2. Step 2: Convert to fraction form
    52,570,747.53/78,727,350.74 = 43,416,840.33/x
  3. Step 3: Cross multiply
    52,570,747.53x = 78,727,350.74 × 43,416,840.33
  4. Step 4: Simplify right side
    52,570,747.53x = 3,418,092,816,465,403
  5. Step 5: Solve for x
    x = 3,418,092,816,465,403/52,570,747.53
  6. Step 6: Final answer
    x = 65,018,912.17

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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.