Home / 63,419,732.15-87,517,741.83-37,315,940.72

Finding the Fourth Proportional to 63,419,732.15, 87,517,741.83 and 37,315,940.72

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Solution

The fourth proportional to 63,419,732.15, 87,517,741.83 and 37,315,940.72 is: 51,495,122.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,419,732.15 : 87,517,741.83 = 37,315,940.72 : x
  2. Step 2: Convert to fraction form
    63,419,732.15/87,517,741.83 = 37,315,940.72/x
  3. Step 3: Cross multiply
    63,419,732.15x = 87,517,741.83 × 37,315,940.72
  4. Step 4: Simplify right side
    63,419,732.15x = 3,265,806,865,452,376.50
  5. Step 5: Solve for x
    x = 3,265,806,865,452,376.50/63,419,732.15
  6. Step 6: Final answer
    x = 51,495,122.34

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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.