Home / 43,665,138.40-65,503,539.60-14,904,047.20

Finding the Fourth Proportional to 43,665,138.40, 65,503,539.60 and 14,904,047.20

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Solution

The fourth proportional to 43,665,138.40, 65,503,539.60 and 14,904,047.20 is: 22,358,061.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,665,138.40 : 65,503,539.60 = 14,904,047.20 : x
  2. Step 2: Convert to fraction form
    43,665,138.40/65,503,539.60 = 14,904,047.20/x
  3. Step 3: Cross multiply
    43,665,138.40x = 65,503,539.60 × 14,904,047.20
  4. Step 4: Simplify right side
    43,665,138.40x = 976,267,845,965,469.12
  5. Step 5: Solve for x
    x = 976,267,845,965,469.12/43,665,138.40
  6. Step 6: Final answer
    x = 22,358,061.41

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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.