Home / 49,328,631.40-73,992,947.10-47,313,092.20

Finding the Fourth Proportional to 49,328,631.40, 73,992,947.10 and 47,313,092.20

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Solution

The fourth proportional to 49,328,631.40, 73,992,947.10 and 47,313,092.20 is: 70,969,638.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,328,631.40 : 73,992,947.10 = 47,313,092.20 : x
  2. Step 2: Convert to fraction form
    49,328,631.40/73,992,947.10 = 47,313,092.20/x
  3. Step 3: Cross multiply
    49,328,631.40x = 73,992,947.10 × 47,313,092.20
  4. Step 4: Simplify right side
    49,328,631.40x = 3,500,835,128,292,022.50
  5. Step 5: Solve for x
    x = 3,500,835,128,292,022.50/49,328,631.40
  6. Step 6: Final answer
    x = 70,969,638.30

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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.