Home / 37,957,967.12-56,954,300.68-20,660,255.12

Finding the Fourth Proportional to 37,957,967.12, 56,954,300.68 and 20,660,255.12

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Solution

The fourth proportional to 37,957,967.12, 56,954,300.68 and 20,660,255.12 is: 30,999,826.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,957,967.12 : 56,954,300.68 = 20,660,255.12 : x
  2. Step 2: Convert to fraction form
    37,957,967.12/56,954,300.68 = 20,660,255.12/x
  3. Step 3: Cross multiply
    37,957,967.12x = 56,954,300.68 × 20,660,255.12
  4. Step 4: Simplify right side
    37,957,967.12x = 1,176,690,382,229,989.50
  5. Step 5: Solve for x
    x = 1,176,690,382,229,989.50/37,957,967.12
  6. Step 6: Final answer
    x = 30,999,826.16

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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.