Home / 48,558,358.20-72,837,537.30-42,039,348.60

Finding the Fourth Proportional to 48,558,358.20, 72,837,537.30 and 42,039,348.60

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Solution

The fourth proportional to 48,558,358.20, 72,837,537.30 and 42,039,348.60 is: 63,059,022.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,558,358.20 : 72,837,537.30 = 42,039,348.60 : x
  2. Step 2: Convert to fraction form
    48,558,358.20/72,837,537.30 = 42,039,348.60/x
  3. Step 3: Cross multiply
    48,558,358.20x = 72,837,537.30 × 42,039,348.60
  4. Step 4: Simplify right side
    48,558,358.20x = 3,062,042,621,720,203
  5. Step 5: Solve for x
    x = 3,062,042,621,720,203/48,558,358.20
  6. Step 6: Final answer
    x = 63,059,022.90

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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.