Home / 7,033,664.35-9,706,978.38-3,936,498.13

Finding the Fourth Proportional to 7,033,664.35, 9,706,978.38 and 3,936,498.13

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Solution

The fourth proportional to 7,033,664.35, 9,706,978.38 and 3,936,498.13 is: 5,432,659.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,033,664.35 : 9,706,978.38 = 3,936,498.13 : x
  2. Step 2: Convert to fraction form
    7,033,664.35/9,706,978.38 = 3,936,498.13/x
  3. Step 3: Cross multiply
    7,033,664.35x = 9,706,978.38 × 3,936,498.13
  4. Step 4: Simplify right side
    7,033,664.35x = 38,211,502,240,820.43
  5. Step 5: Solve for x
    x = 38,211,502,240,820.43/7,033,664.35
  6. Step 6: Final answer
    x = 5,432,659.33

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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.