Home / 38,046,116-57,057,185.76-12,481,168.16

Finding the Fourth Proportional to 38,046,116, 57,057,185.76 and 12,481,168.16

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Solution

The fourth proportional to 38,046,116, 57,057,185.76 and 12,481,168.16 is: 18,717,819.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,046,116 : 57,057,185.76 = 12,481,168.16 : x
  2. Step 2: Convert to fraction form
    38,046,116/57,057,185.76 = 12,481,168.16/x
  3. Step 3: Cross multiply
    38,046,116x = 57,057,185.76 × 12,481,168.16
  4. Step 4: Simplify right side
    38,046,116x = 712,140,330,206,917.38
  5. Step 5: Solve for x
    x = 712,140,330,206,917.38/38,046,116
  6. Step 6: Final answer
    x = 18,717,819.45

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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.