Home / 6,241,920.10-9,363,139.35-1,981,968.10

Finding the Fourth Proportional to 6,241,920.10, 9,363,139.35 and 1,981,968.10

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Solution

The fourth proportional to 6,241,920.10, 9,363,139.35 and 1,981,968.10 is: 2,973,034.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,241,920.10 : 9,363,139.35 = 1,981,968.10 : x
  2. Step 2: Convert to fraction form
    6,241,920.10/9,363,139.35 = 1,981,968.10/x
  3. Step 3: Cross multiply
    6,241,920.10x = 9,363,139.35 × 1,981,968.10
  4. Step 4: Simplify right side
    6,241,920.10x = 18,557,443,507,554.73
  5. Step 5: Solve for x
    x = 18,557,443,507,554.73/6,241,920.10
  6. Step 6: Final answer
    x = 2,973,034.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.