Home / 18,253,437.36-25,191,142.52-10,413,122.16

Finding the Fourth Proportional to 18,253,437.36, 25,191,142.52 and 10,413,122.16

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Solution

The fourth proportional to 18,253,437.36, 25,191,142.52 and 10,413,122.16 is: 14,370,906.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,253,437.36 : 25,191,142.52 = 10,413,122.16 : x
  2. Step 2: Convert to fraction form
    18,253,437.36/25,191,142.52 = 10,413,122.16/x
  3. Step 3: Cross multiply
    18,253,437.36x = 25,191,142.52 × 10,413,122.16
  4. Step 4: Simplify right side
    18,253,437.36x = 262,318,444,410,730.25
  5. Step 5: Solve for x
    x = 262,318,444,410,730.25/18,253,437.36
  6. Step 6: Final answer
    x = 14,370,906.65

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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.