Home / 18,536,605.60-27,804,908.40-15,737,245.60

Finding the Fourth Proportional to 18,536,605.60, 27,804,908.40 and 15,737,245.60

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Solution

The fourth proportional to 18,536,605.60, 27,804,908.40 and 15,737,245.60 is: 23,605,868.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,536,605.60 : 27,804,908.40 = 15,737,245.60 : x
  2. Step 2: Convert to fraction form
    18,536,605.60/27,804,908.40 = 15,737,245.60/x
  3. Step 3: Cross multiply
    18,536,605.60x = 27,804,908.40 × 15,737,245.60
  4. Step 4: Simplify right side
    18,536,605.60x = 437,572,672,376,303
  5. Step 5: Solve for x
    x = 437,572,672,376,303/18,536,605.60
  6. Step 6: Final answer
    x = 23,605,868.40

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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.