Home / 15,571,918.67-23,352,468.87-8,665,936.87

Finding the Fourth Proportional to 15,571,918.67, 23,352,468.87 and 8,665,936.87

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Solution

The fourth proportional to 15,571,918.67, 23,352,468.87 and 8,665,936.87 is: 12,995,895.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,571,918.67 : 23,352,468.87 = 8,665,936.87 : x
  2. Step 2: Convert to fraction form
    15,571,918.67/23,352,468.87 = 8,665,936.87/x
  3. Step 3: Cross multiply
    15,571,918.67x = 23,352,468.87 × 8,665,936.87
  4. Step 4: Simplify right side
    15,571,918.67x = 202,371,020,986,060.22
  5. Step 5: Solve for x
    x = 202,371,020,986,060.22/15,571,918.67
  6. Step 6: Final answer
    x = 12,995,895.06

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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.