Home / 7,102,656-9,801,665.28-3,883,392

Finding the Fourth Proportional to 7,102,656, 9,801,665.28 and 3,883,392

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Solution

The fourth proportional to 7,102,656, 9,801,665.28 and 3,883,392 is: 5,359,080.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,102,656 : 9,801,665.28 = 3,883,392 : x
  2. Step 2: Convert to fraction form
    7,102,656/9,801,665.28 = 3,883,392/x
  3. Step 3: Cross multiply
    7,102,656x = 9,801,665.28 × 3,883,392
  4. Step 4: Simplify right side
    7,102,656x = 38,063,708,535,029.76
  5. Step 5: Solve for x
    x = 38,063,708,535,029.76/7,102,656
  6. Step 6: Final answer
    x = 5,359,080.96

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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.