Home / 45,422,623.20-68,133,934.80-41,915,112.60

Finding the Fourth Proportional to 45,422,623.20, 68,133,934.80 and 41,915,112.60

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Solution

The fourth proportional to 45,422,623.20, 68,133,934.80 and 41,915,112.60 is: 62,872,668.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,422,623.20 : 68,133,934.80 = 41,915,112.60 : x
  2. Step 2: Convert to fraction form
    45,422,623.20/68,133,934.80 = 41,915,112.60/x
  3. Step 3: Cross multiply
    45,422,623.20x = 68,133,934.80 × 41,915,112.60
  4. Step 4: Simplify right side
    45,422,623.20x = 2,855,841,549,023,058.50
  5. Step 5: Solve for x
    x = 2,855,841,549,023,058.50/45,422,623.20
  6. Step 6: Final answer
    x = 62,872,668.90

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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.