Home / 10,552,979.82-15,832,198.90-6,179,812.36

Finding the Fourth Proportional to 10,552,979.82, 15,832,198.90 and 6,179,812.36

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Solution

The fourth proportional to 10,552,979.82, 15,832,198.90 and 6,179,812.36 is: 9,271,316.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,552,979.82 : 15,832,198.90 = 6,179,812.36 : x
  2. Step 2: Convert to fraction form
    10,552,979.82/15,832,198.90 = 6,179,812.36/x
  3. Step 3: Cross multiply
    10,552,979.82x = 15,832,198.90 × 6,179,812.36
  4. Step 4: Simplify right side
    10,552,979.82x = 97,840,018,452,539.12
  5. Step 5: Solve for x
    x = 97,840,018,452,539.12/10,552,979.82
  6. Step 6: Final answer
    x = 9,271,316.74

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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.