Home / 13,365,544.32-18,444,469.10-7,253,972.82

Finding the Fourth Proportional to 13,365,544.32, 18,444,469.10 and 7,253,972.82

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Solution

The fourth proportional to 13,365,544.32, 18,444,469.10 and 7,253,972.82 is: 10,010,492.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,365,544.32 : 18,444,469.10 = 7,253,972.82 : x
  2. Step 2: Convert to fraction form
    13,365,544.32/18,444,469.10 = 7,253,972.82/x
  3. Step 3: Cross multiply
    13,365,544.32x = 18,444,469.10 × 7,253,972.82
  4. Step 4: Simplify right side
    13,365,544.32x = 133,795,677,494,460
  5. Step 5: Solve for x
    x = 133,795,677,494,460/13,365,544.32
  6. Step 6: Final answer
    x = 10,010,492.22

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1.5x scale

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.