Home / 52,464,715.20-78,697,072.80-41,505,220.80

Finding the Fourth Proportional to 52,464,715.20, 78,697,072.80 and 41,505,220.80

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Solution

The fourth proportional to 52,464,715.20, 78,697,072.80 and 41,505,220.80 is: 62,257,831.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,464,715.20 : 78,697,072.80 = 41,505,220.80 : x
  2. Step 2: Convert to fraction form
    52,464,715.20/78,697,072.80 = 41,505,220.80/x
  3. Step 3: Cross multiply
    52,464,715.20x = 78,697,072.80 × 41,505,220.80
  4. Step 4: Simplify right side
    52,464,715.20x = 3,266,339,382,877,674
  5. Step 5: Solve for x
    x = 3,266,339,382,877,674/52,464,715.20
  6. Step 6: Final answer
    x = 62,257,831.20

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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.