Home / 52,117,395.52-71,922,090.56-28,912,523.04

Finding the Fourth Proportional to 52,117,395.52, 71,922,090.56 and 28,912,523.04

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Solution

The fourth proportional to 52,117,395.52, 71,922,090.56 and 28,912,523.04 is: 39,899,328.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,117,395.52 : 71,922,090.56 = 28,912,523.04 : x
  2. Step 2: Convert to fraction form
    52,117,395.52/71,922,090.56 = 28,912,523.04/x
  3. Step 3: Cross multiply
    52,117,395.52x = 71,922,090.56 × 28,912,523.04
  4. Step 4: Simplify right side
    52,117,395.52x = 2,079,449,100,400,966.50
  5. Step 5: Solve for x
    x = 2,079,449,100,400,966.50/52,117,395.52
  6. Step 6: Final answer
    x = 39,899,328.81

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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.