Home / 61,883,635.50-85,402,074.20-34,381,563.75

Finding the Fourth Proportional to 61,883,635.50, 85,402,074.20 and 34,381,563.75

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Solution

The fourth proportional to 61,883,635.50, 85,402,074.20 and 34,381,563.75 is: 47,448,034.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,883,635.50 : 85,402,074.20 = 34,381,563.75 : x
  2. Step 2: Convert to fraction form
    61,883,635.50/85,402,074.20 = 34,381,563.75/x
  3. Step 3: Cross multiply
    61,883,635.50x = 85,402,074.20 × 34,381,563.75
  4. Step 4: Simplify right side
    61,883,635.50x = 2,936,256,858,317,622
  5. Step 5: Solve for x
    x = 2,936,256,858,317,622/61,883,635.50
  6. Step 6: Final answer
    x = 47,448,034.28

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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.