Home / 53,277,039.12-73,522,314.02-28,830,753.12

Finding the Fourth Proportional to 53,277,039.12, 73,522,314.02 and 28,830,753.12

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Solution

The fourth proportional to 53,277,039.12, 73,522,314.02 and 28,830,753.12 is: 39,786,439.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,277,039.12 : 73,522,314.02 = 28,830,753.12 : x
  2. Step 2: Convert to fraction form
    53,277,039.12/73,522,314.02 = 28,830,753.12/x
  3. Step 3: Cross multiply
    53,277,039.12x = 73,522,314.02 × 28,830,753.12
  4. Step 4: Simplify right side
    53,277,039.12x = 2,119,703,684,321,734.75
  5. Step 5: Solve for x
    x = 2,119,703,684,321,734.75/53,277,039.12
  6. Step 6: Final answer
    x = 39,786,439.32

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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.