Home / 47,943,818.46-71,933,836.05-28,787,885.46

Finding the Fourth Proportional to 47,943,818.46, 71,933,836.05 and 28,787,885.46

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Solution

The fourth proportional to 47,943,818.46, 71,933,836.05 and 28,787,885.46 is: 43,192,701.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,943,818.46 : 71,933,836.05 = 28,787,885.46 : x
  2. Step 2: Convert to fraction form
    47,943,818.46/71,933,836.05 = 28,787,885.46/x
  3. Step 3: Cross multiply
    47,943,818.46x = 71,933,836.05 × 28,787,885.46
  4. Step 4: Simplify right side
    47,943,818.46x = 2,070,823,032,905,818.75
  5. Step 5: Solve for x
    x = 2,070,823,032,905,818.75/47,943,818.46
  6. Step 6: Final answer
    x = 43,192,701.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.