Home / 11,169,016.19-15,413,900.72-8,410,837.40

Finding the Fourth Proportional to 11,169,016.19, 15,413,900.72 and 8,410,837.40

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Solution

The fourth proportional to 11,169,016.19, 15,413,900.72 and 8,410,837.40 is: 11,607,451.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,169,016.19 : 15,413,900.72 = 8,410,837.40 : x
  2. Step 2: Convert to fraction form
    11,169,016.19/15,413,900.72 = 8,410,837.40/x
  3. Step 3: Cross multiply
    11,169,016.19x = 15,413,900.72 × 8,410,837.40
  4. Step 4: Simplify right side
    11,169,016.19x = 129,643,812,655,662.94
  5. Step 5: Solve for x
    x = 129,643,812,655,662.94/11,169,016.19
  6. Step 6: Final answer
    x = 11,607,451.40

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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.