Home / 63,419,731.64-87,517,741.14-37,315,940.21

Finding the Fourth Proportional to 63,419,731.64, 87,517,741.14 and 37,315,940.21

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Solution

The fourth proportional to 63,419,731.64, 87,517,741.14 and 37,315,940.21 is: 51,495,121.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,419,731.64 : 87,517,741.14 = 37,315,940.21 : x
  2. Step 2: Convert to fraction form
    63,419,731.64/87,517,741.14 = 37,315,940.21/x
  3. Step 3: Cross multiply
    63,419,731.64x = 87,517,741.14 × 37,315,940.21
  4. Step 4: Simplify right side
    63,419,731.64x = 3,265,806,795,773,357
  5. Step 5: Solve for x
    x = 3,265,806,795,773,357/63,419,731.64
  6. Step 6: Final answer
    x = 51,495,121.65

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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.