Home / 34,992,142.20-52,465,403.70-31,408,961.40

Finding the Fourth Proportional to 34,992,142.20, 52,465,403.70 and 31,408,961.40

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Solution

The fourth proportional to 34,992,142.20, 52,465,403.70 and 31,408,961.40 is: 47,092,968.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,992,142.20 : 52,465,403.70 = 31,408,961.40 : x
  2. Step 2: Convert to fraction form
    34,992,142.20/52,465,403.70 = 31,408,961.40/x
  3. Step 3: Cross multiply
    34,992,142.20x = 52,465,403.70 × 31,408,961.40
  4. Step 4: Simplify right side
    34,992,142.20x = 1,647,883,839,648,717.25
  5. Step 5: Solve for x
    x = 1,647,883,839,648,717.25/34,992,142.20
  6. Step 6: Final answer
    x = 47,092,968.19

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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.