Home / 7,011,045-9,675,242.10-3,791,781

Finding the Fourth Proportional to 7,011,045, 9,675,242.10 and 3,791,781

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Solution

The fourth proportional to 7,011,045, 9,675,242.10 and 3,791,781 is: 5,232,657.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,011,045 : 9,675,242.10 = 3,791,781 : x
  2. Step 2: Convert to fraction form
    7,011,045/9,675,242.10 = 3,791,781/x
  3. Step 3: Cross multiply
    7,011,045x = 9,675,242.10 × 3,791,781
  4. Step 4: Simplify right side
    7,011,045x = 36,686,399,165,180.10
  5. Step 5: Solve for x
    x = 36,686,399,165,180.10/7,011,045
  6. Step 6: Final answer
    x = 5,232,657.78

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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.