Home / 38,046,117-57,057,187.26-12,481,169.16

Finding the Fourth Proportional to 38,046,117, 57,057,187.26 and 12,481,169.16

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Solution

The fourth proportional to 38,046,117, 57,057,187.26 and 12,481,169.16 is: 18,717,820.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,046,117 : 57,057,187.26 = 12,481,169.16 : x
  2. Step 2: Convert to fraction form
    38,046,117/57,057,187.26 = 12,481,169.16/x
  3. Step 3: Cross multiply
    38,046,117x = 57,057,187.26 × 12,481,169.16
  4. Step 4: Simplify right side
    38,046,117x = 712,140,405,985,856.88
  5. Step 5: Solve for x
    x = 712,140,405,985,856.88/38,046,117
  6. Step 6: Final answer
    x = 18,717,820.95

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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.