Home / 17,720,347.95-24,454,080.39-9,985,667.06

Finding the Fourth Proportional to 17,720,347.95, 24,454,080.39 and 9,985,667.06

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Solution

The fourth proportional to 17,720,347.95, 24,454,080.39 and 9,985,667.06 is: 13,780,220.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,720,347.95 : 24,454,080.39 = 9,985,667.06 : x
  2. Step 2: Convert to fraction form
    17,720,347.95/24,454,080.39 = 9,985,667.06/x
  3. Step 3: Cross multiply
    17,720,347.95x = 24,454,080.39 × 9,985,667.06
  4. Step 4: Simplify right side
    17,720,347.95x = 244,190,304,910,744.56
  5. Step 5: Solve for x
    x = 244,190,304,910,744.56/17,720,347.95
  6. Step 6: Final answer
    x = 13,780,220.66

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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.