Home / 45,495,003.90-68,242,505.85-13,147,961.70

Finding the Fourth Proportional to 45,495,003.90, 68,242,505.85 and 13,147,961.70

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Solution

The fourth proportional to 45,495,003.90, 68,242,505.85 and 13,147,961.70 is: 19,721,942.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,495,003.90 : 68,242,505.85 = 13,147,961.70 : x
  2. Step 2: Convert to fraction form
    45,495,003.90/68,242,505.85 = 13,147,961.70/x
  3. Step 3: Cross multiply
    45,495,003.90x = 68,242,505.85 × 13,147,961.70
  4. Step 4: Simplify right side
    45,495,003.90x = 897,249,853,227,825.88
  5. Step 5: Solve for x
    x = 897,249,853,227,825.88/45,495,003.90
  6. Step 6: Final answer
    x = 19,721,942.55

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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.