Home / 13,653,299.54-18,841,495.89-7,541,728.04

Finding the Fourth Proportional to 13,653,299.54, 18,841,495.89 and 7,541,728.04

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Solution

The fourth proportional to 13,653,299.54, 18,841,495.89 and 7,541,728.04 is: 10,407,552.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,653,299.54 : 18,841,495.89 = 7,541,728.04 : x
  2. Step 2: Convert to fraction form
    13,653,299.54/18,841,495.89 = 7,541,728.04/x
  3. Step 3: Cross multiply
    13,653,299.54x = 18,841,495.89 × 7,541,728.04
  4. Step 4: Simplify right side
    13,653,299.54x = 142,097,437,869,157.75
  5. Step 5: Solve for x
    x = 142,097,437,869,157.75/13,653,299.54
  6. Step 6: Final answer
    x = 10,407,552.95

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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.