Home / 22,828,985.45-31,505,982.71-12,517,701.45

Finding the Fourth Proportional to 22,828,985.45, 31,505,982.71 and 12,517,701.45

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Solution

The fourth proportional to 22,828,985.45, 31,505,982.71 and 12,517,701.45 is: 17,275,515.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,828,985.45 : 31,505,982.71 = 12,517,701.45 : x
  2. Step 2: Convert to fraction form
    22,828,985.45/31,505,982.71 = 12,517,701.45/x
  3. Step 3: Cross multiply
    22,828,985.45x = 31,505,982.71 × 12,517,701.45
  4. Step 4: Simplify right side
    22,828,985.45x = 394,382,485,390,053.38
  5. Step 5: Solve for x
    x = 394,382,485,390,053.38/22,828,985.45
  6. Step 6: Final answer
    x = 17,275,515.21

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Double scale
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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.