Home / 18,641,970.25-25,726,717.10-10,382,032.48

Finding the Fourth Proportional to 18,641,970.25, 25,726,717.10 and 10,382,032.48

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Solution

The fourth proportional to 18,641,970.25, 25,726,717.10 and 10,382,032.48 is: 14,327,649.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,641,970.25 : 25,726,717.10 = 10,382,032.48 : x
  2. Step 2: Convert to fraction form
    18,641,970.25/25,726,717.10 = 10,382,032.48/x
  3. Step 3: Cross multiply
    18,641,970.25x = 25,726,717.10 × 10,382,032.48
  4. Step 4: Simplify right side
    18,641,970.25x = 267,095,612,535,971.44
  5. Step 5: Solve for x
    x = 267,095,612,535,971.44/18,641,970.25
  6. Step 6: Final answer
    x = 14,327,649.33

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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.