Home / 61,850,321.40-85,351,105.03-34,350,021.12

Finding the Fourth Proportional to 61,850,321.40, 85,351,105.03 and 34,350,021.12

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Solution

The fourth proportional to 61,850,321.40, 85,351,105.03 and 34,350,021.12 is: 47,401,730.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,850,321.40 : 85,351,105.03 = 34,350,021.12 : x
  2. Step 2: Convert to fraction form
    61,850,321.40/85,351,105.03 = 34,350,021.12/x
  3. Step 3: Cross multiply
    61,850,321.40x = 85,351,105.03 × 34,350,021.12
  4. Step 4: Simplify right side
    61,850,321.40x = 2,931,812,260,395,838
  5. Step 5: Solve for x
    x = 2,931,812,260,395,838/61,850,321.40
  6. Step 6: Final answer
    x = 47,401,730.40

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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.