Home / 73,489,363.54-101,408,729.97-42,551,620.90

Finding the Fourth Proportional to 73,489,363.54, 101,408,729.97 and 42,551,620.90

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Solution

The fourth proportional to 73,489,363.54, 101,408,729.97 and 42,551,620.90 is: 58,717,420.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,489,363.54 : 101,408,729.97 = 42,551,620.90 : x
  2. Step 2: Convert to fraction form
    73,489,363.54/101,408,729.97 = 42,551,620.90/x
  3. Step 3: Cross multiply
    73,489,363.54x = 101,408,729.97 × 42,551,620.90
  4. Step 4: Simplify right side
    73,489,363.54x = 4,315,105,833,633,908
  5. Step 5: Solve for x
    x = 4,315,105,833,633,908/73,489,363.54
  6. Step 6: Final answer
    x = 58,717,420.12

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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.