Home / 18,261,713.80-25,201,957.19-10,112,951.80

Finding the Fourth Proportional to 18,261,713.80, 25,201,957.19 and 10,112,951.80

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Solution

The fourth proportional to 18,261,713.80, 25,201,957.19 and 10,112,951.80 is: 13,956,312.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,261,713.80 : 25,201,957.19 = 10,112,951.80 : x
  2. Step 2: Convert to fraction form
    18,261,713.80/25,201,957.19 = 10,112,951.80/x
  3. Step 3: Cross multiply
    18,261,713.80x = 25,201,957.19 × 10,112,951.80
  4. Step 4: Simplify right side
    18,261,713.80x = 254,866,178,328,133.47
  5. Step 5: Solve for x
    x = 254,866,178,328,133.47/18,261,713.80
  6. Step 6: Final answer
    x = 13,956,312.16

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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.