Home / 18,335,910-25,304,343.12-10,187,148

Finding the Fourth Proportional to 18,335,910, 25,304,343.12 and 10,187,148

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Solution

The fourth proportional to 18,335,910, 25,304,343.12 and 10,187,148 is: 14,058,701.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,335,910 : 25,304,343.12 = 10,187,148 : x
  2. Step 2: Convert to fraction form
    18,335,910/25,304,343.12 = 10,187,148/x
  3. Step 3: Cross multiply
    18,335,910x = 25,304,343.12 × 10,187,148
  4. Step 4: Simplify right side
    18,335,910x = 257,779,088,406,221.78
  5. Step 5: Solve for x
    x = 257,779,088,406,221.78/18,335,910
  6. Step 6: Final answer
    x = 14,058,701.66

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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.