Home / 18,267,393.80-25,209,001.31-10,925,225.81

Finding the Fourth Proportional to 18,267,393.80, 25,209,001.31 and 10,925,225.81

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Solution

The fourth proportional to 18,267,393.80, 25,209,001.31 and 10,925,225.81 is: 15,076,810.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,267,393.80 : 25,209,001.31 = 10,925,225.81 : x
  2. Step 2: Convert to fraction form
    18,267,393.80/25,209,001.31 = 10,925,225.81/x
  3. Step 3: Cross multiply
    18,267,393.80x = 25,209,001.31 × 10,925,225.81
  4. Step 4: Simplify right side
    18,267,393.80x = 275,414,031,846,671.38
  5. Step 5: Solve for x
    x = 275,414,031,846,671.38/18,267,393.80
  6. Step 6: Final answer
    x = 15,076,810.35

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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.