Home / 39,245,615.03-54,158,408.91-21,841,957.46

Finding the Fourth Proportional to 39,245,615.03, 54,158,408.91 and 21,841,957.46

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Solution

The fourth proportional to 39,245,615.03, 54,158,408.91 and 21,841,957.46 is: 30,141,600.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,245,615.03 : 54,158,408.91 = 21,841,957.46 : x
  2. Step 2: Convert to fraction form
    39,245,615.03/54,158,408.91 = 21,841,957.46/x
  3. Step 3: Cross multiply
    39,245,615.03x = 54,158,408.91 × 21,841,957.46
  4. Step 4: Simplify right side
    39,245,615.03x = 1,182,925,663,242,712.75
  5. Step 5: Solve for x
    x = 1,182,925,663,242,712.75/39,245,615.03
  6. Step 6: Final answer
    x = 30,141,600.85

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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.