Home / 40,313,451.16-60,509,153.94-38,128,647.88

Finding the Fourth Proportional to 40,313,451.16, 60,509,153.94 and 38,128,647.88

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Solution

The fourth proportional to 40,313,451.16, 60,509,153.94 and 38,128,647.88 is: 57,229,836.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,313,451.16 : 60,509,153.94 = 38,128,647.88 : x
  2. Step 2: Convert to fraction form
    40,313,451.16/60,509,153.94 = 38,128,647.88/x
  3. Step 3: Cross multiply
    40,313,451.16x = 60,509,153.94 × 38,128,647.88
  4. Step 4: Simplify right side
    40,313,451.16x = 2,307,132,224,094,974.50
  5. Step 5: Solve for x
    x = 2,307,132,224,094,974.50/40,313,451.16
  6. Step 6: Final answer
    x = 57,229,836.64

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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.