Home / 65,416,122.75-90,274,854.85-36,048,506.29

Finding the Fourth Proportional to 65,416,122.75, 90,274,854.85 and 36,048,506.29

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Solution

The fourth proportional to 65,416,122.75, 90,274,854.85 and 36,048,506.29 is: 49,747,272.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,416,122.75 : 90,274,854.85 = 36,048,506.29 : x
  2. Step 2: Convert to fraction form
    65,416,122.75/90,274,854.85 = 36,048,506.29/x
  3. Step 3: Cross multiply
    65,416,122.75x = 90,274,854.85 × 36,048,506.29
  4. Step 4: Simplify right side
    65,416,122.75x = 3,254,273,672,573,253.50
  5. Step 5: Solve for x
    x = 3,254,273,672,573,253.50/65,416,122.75
  6. Step 6: Final answer
    x = 49,747,272.32

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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.