Home / 49,326,019.20-73,989,028.80-47,341,972.80

Finding the Fourth Proportional to 49,326,019.20, 73,989,028.80 and 47,341,972.80

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Solution

The fourth proportional to 49,326,019.20, 73,989,028.80 and 47,341,972.80 is: 71,012,959.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,326,019.20 : 73,989,028.80 = 47,341,972.80 : x
  2. Step 2: Convert to fraction form
    49,326,019.20/73,989,028.80 = 47,341,972.80/x
  3. Step 3: Cross multiply
    49,326,019.20x = 73,989,028.80 × 47,341,972.80
  4. Step 4: Simplify right side
    49,326,019.20x = 3,502,786,588,948,016.50
  5. Step 5: Solve for x
    x = 3,502,786,588,948,016.50/49,326,019.20
  6. Step 6: Final answer
    x = 71,012,959.20

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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.