Home / 6,987,456.61-10,483,324.05-3,578,157.13

Finding the Fourth Proportional to 6,987,456.61, 10,483,324.05 and 3,578,157.13

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Solution

The fourth proportional to 6,987,456.61, 10,483,324.05 and 3,578,157.13 is: 5,368,331.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,987,456.61 : 10,483,324.05 = 3,578,157.13 : x
  2. Step 2: Convert to fraction form
    6,987,456.61/10,483,324.05 = 3,578,157.13/x
  3. Step 3: Cross multiply
    6,987,456.61x = 10,483,324.05 × 3,578,157.13
  4. Step 4: Simplify right side
    6,987,456.61x = 37,510,980,695,607.98
  5. Step 5: Solve for x
    x = 37,510,980,695,607.98/6,987,456.61
  6. Step 6: Final answer
    x = 5,368,331.11

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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.