Home / 18,335,892-25,304,318.28-10,187,130

Finding the Fourth Proportional to 18,335,892, 25,304,318.28 and 10,187,130

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Solution

The fourth proportional to 18,335,892, 25,304,318.28 and 10,187,130 is: 14,058,676.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,335,892 : 25,304,318.28 = 10,187,130 : x
  2. Step 2: Convert to fraction form
    18,335,892/25,304,318.28 = 10,187,130/x
  3. Step 3: Cross multiply
    18,335,892x = 25,304,318.28 × 10,187,130
  4. Step 4: Simplify right side
    18,335,892x = 257,778,379,879,736.41
  5. Step 5: Solve for x
    x = 257,778,379,879,736.41/18,335,892
  6. Step 6: Final answer
    x = 14,058,676.82

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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.