Home / 7,069,023.25-9,755,381.06-3,929,581.71

Finding the Fourth Proportional to 7,069,023.25, 9,755,381.06 and 3,929,581.71

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Solution

The fourth proportional to 7,069,023.25, 9,755,381.06 and 3,929,581.71 is: 5,422,894.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,069,023.25 : 9,755,381.06 = 3,929,581.71 : x
  2. Step 2: Convert to fraction form
    7,069,023.25/9,755,381.06 = 3,929,581.71/x
  3. Step 3: Cross multiply
    7,069,023.25x = 9,755,381.06 × 3,929,581.71
  4. Step 4: Simplify right side
    7,069,023.25x = 38,334,566,987,456.41
  5. Step 5: Solve for x
    x = 38,334,566,987,456.41/7,069,023.25
  6. Step 6: Final answer
    x = 5,422,894.46

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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.