Home / 73,489,363.04-101,408,729.28-42,551,620.40

Finding the Fourth Proportional to 73,489,363.04, 101,408,729.28 and 42,551,620.40

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Solution

The fourth proportional to 73,489,363.04, 101,408,729.28 and 42,551,620.40 is: 58,717,419.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,489,363.04 : 101,408,729.28 = 42,551,620.40 : x
  2. Step 2: Convert to fraction form
    73,489,363.04/101,408,729.28 = 42,551,620.40/x
  3. Step 3: Cross multiply
    73,489,363.04x = 101,408,729.28 × 42,551,620.40
  4. Step 4: Simplify right side
    73,489,363.04x = 4,315,105,753,568,925
  5. Step 5: Solve for x
    x = 4,315,105,753,568,925/73,489,363.04
  6. Step 6: Final answer
    x = 58,717,419.43

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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.