Home / 10,001,680.82-13,802,361.82-5,418,002.19

Finding the Fourth Proportional to 10,001,680.82, 13,802,361.82 and 5,418,002.19

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Solution

The fourth proportional to 10,001,680.82, 13,802,361.82 and 5,418,002.19 is: 7,476,865.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,001,680.82 : 13,802,361.82 = 5,418,002.19 : x
  2. Step 2: Convert to fraction form
    10,001,680.82/13,802,361.82 = 5,418,002.19/x
  3. Step 3: Cross multiply
    10,001,680.82x = 13,802,361.82 × 5,418,002.19
  4. Step 4: Simplify right side
    10,001,680.82x = 74,781,226,554,387.39
  5. Step 5: Solve for x
    x = 74,781,226,554,387.39/10,001,680.82
  6. Step 6: Final answer
    x = 7,476,865.93

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1.5x scale

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.