Home / 52,266,865.10-78,395,188.94-15,875,571.48

Finding the Fourth Proportional to 52,266,865.10, 78,395,188.94 and 15,875,571.48

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Solution

The fourth proportional to 52,266,865.10, 78,395,188.94 and 15,875,571.48 is: 23,811,805.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,266,865.10 : 78,395,188.94 = 15,875,571.48 : x
  2. Step 2: Convert to fraction form
    52,266,865.10/78,395,188.94 = 15,875,571.48/x
  3. Step 3: Cross multiply
    52,266,865.10x = 78,395,188.94 × 15,875,571.48
  4. Step 4: Simplify right side
    52,266,865.10x = 1,244,568,425,705,075.50
  5. Step 5: Solve for x
    x = 1,244,568,425,705,075.50/52,266,865.10
  6. Step 6: Final answer
    x = 23,811,805.50

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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.