Home / 52,266,865.47-78,395,189.73-15,875,571.84

Finding the Fourth Proportional to 52,266,865.47, 78,395,189.73 and 15,875,571.84

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Solution

The fourth proportional to 52,266,865.47, 78,395,189.73 and 15,875,571.84 is: 23,811,806.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,266,865.47 : 78,395,189.73 = 15,875,571.84 : x
  2. Step 2: Convert to fraction form
    52,266,865.47/78,395,189.73 = 15,875,571.84/x
  3. Step 3: Cross multiply
    52,266,865.47x = 78,395,189.73 × 15,875,571.84
  4. Step 4: Simplify right side
    52,266,865.47x = 1,244,568,466,469,045.25
  5. Step 5: Solve for x
    x = 1,244,568,466,469,045.25/52,266,865.47
  6. Step 6: Final answer
    x = 23,811,806.11

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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.