Home / 49,177,360.80-73,769,621.40-18,885,223.80

Finding the Fourth Proportional to 49,177,360.80, 73,769,621.40 and 18,885,223.80

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Solution

The fourth proportional to 49,177,360.80, 73,769,621.40 and 18,885,223.80 is: 28,329,210.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,177,360.80 : 73,769,621.40 = 18,885,223.80 : x
  2. Step 2: Convert to fraction form
    49,177,360.80/73,769,621.40 = 18,885,223.80/x
  3. Step 3: Cross multiply
    49,177,360.80x = 73,769,621.40 × 18,885,223.80
  4. Step 4: Simplify right side
    49,177,360.80x = 1,393,155,809,780,269.50
  5. Step 5: Solve for x
    x = 1,393,155,809,780,269.50/49,177,360.80
  6. Step 6: Final answer
    x = 28,329,210.58

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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.