Home / 40,135,422.32-60,212,104.58-12,843,353.74

Finding the Fourth Proportional to 40,135,422.32, 60,212,104.58 and 12,843,353.74

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Solution

The fourth proportional to 40,135,422.32, 60,212,104.58 and 12,843,353.74 is: 19,267,901.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,135,422.32 : 60,212,104.58 = 12,843,353.74 : x
  2. Step 2: Convert to fraction form
    40,135,422.32/60,212,104.58 = 12,843,353.74/x
  3. Step 3: Cross multiply
    40,135,422.32x = 60,212,104.58 × 12,843,353.74
  4. Step 4: Simplify right side
    40,135,422.32x = 773,325,358,550,814.12
  5. Step 5: Solve for x
    x = 773,325,358,550,814.12/40,135,422.32
  6. Step 6: Final answer
    x = 19,267,901.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.