Home / 13,093,442.40-18,062,692.08-10,172,847.12

Finding the Fourth Proportional to 13,093,442.40, 18,062,692.08 and 10,172,847.12

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Solution

The fourth proportional to 13,093,442.40, 18,062,692.08 and 10,172,847.12 is: 14,033,666.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,093,442.40 : 18,062,692.08 = 10,172,847.12 : x
  2. Step 2: Convert to fraction form
    13,093,442.40/18,062,692.08 = 10,172,847.12/x
  3. Step 3: Cross multiply
    13,093,442.40x = 18,062,692.08 × 10,172,847.12
  4. Step 4: Simplify right side
    13,093,442.40x = 183,749,005,105,474.78
  5. Step 5: Solve for x
    x = 183,749,005,105,474.78/13,093,442.40
  6. Step 6: Final answer
    x = 14,033,666.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.