Home / 7,039,045-9,713,882.10-3,819,781

Finding the Fourth Proportional to 7,039,045, 9,713,882.10 and 3,819,781

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Solution

The fourth proportional to 7,039,045, 9,713,882.10 and 3,819,781 is: 5,271,297.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,039,045 : 9,713,882.10 = 3,819,781 : x
  2. Step 2: Convert to fraction form
    7,039,045/9,713,882.10 = 3,819,781/x
  3. Step 3: Cross multiply
    7,039,045x = 9,713,882.10 × 3,819,781
  4. Step 4: Simplify right side
    7,039,045x = 37,104,902,281,820.10
  5. Step 5: Solve for x
    x = 37,104,902,281,820.10/7,039,045
  6. Step 6: Final answer
    x = 5,271,297.78

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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.