Home / 20,554,740.77-30,822,022.07-10,167,959.00

Finding the Fourth Proportional to 20,554,740.77, 30,822,022.07 and 10,167,959.00

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Solution

The fourth proportional to 20,554,740.77, 30,822,022.07 and 10,167,959.00 is: 15,246,947.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,554,740.77 : 30,822,022.07 = 10,167,959.00 : x
  2. Step 2: Convert to fraction form
    20,554,740.77/30,822,022.07 = 10,167,959.00/x
  3. Step 3: Cross multiply
    20,554,740.77x = 30,822,022.07 × 10,167,959.00
  4. Step 4: Simplify right side
    20,554,740.77x = 313,397,056,653,010.94
  5. Step 5: Solve for x
    x = 313,397,056,653,010.94/20,554,740.77
  6. Step 6: Final answer
    x = 15,246,947.66

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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.