Home / 18,641,968.49-25,726,714.67-10,382,030.73

Finding the Fourth Proportional to 18,641,968.49, 25,726,714.67 and 10,382,030.73

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Solution

The fourth proportional to 18,641,968.49, 25,726,714.67 and 10,382,030.73 is: 14,327,646.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,641,968.49 : 25,726,714.67 = 10,382,030.73 : x
  2. Step 2: Convert to fraction form
    18,641,968.49/25,726,714.67 = 10,382,030.73/x
  3. Step 3: Cross multiply
    18,641,968.49x = 25,726,714.67 × 10,382,030.73
  4. Step 4: Simplify right side
    18,641,968.49x = 267,095,542,311,836.91
  5. Step 5: Solve for x
    x = 267,095,542,311,836.91/18,641,968.49
  6. Step 6: Final answer
    x = 14,327,646.91

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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.