Home / 8,681,300.30-11,979,610.44-4,813,678.28

Finding the Fourth Proportional to 8,681,300.30, 11,979,610.44 and 4,813,678.28

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Solution

The fourth proportional to 8,681,300.30, 11,979,610.44 and 4,813,678.28 is: 6,642,552.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,681,300.30 : 11,979,610.44 = 4,813,678.28 : x
  2. Step 2: Convert to fraction form
    8,681,300.30/11,979,610.44 = 4,813,678.28/x
  3. Step 3: Cross multiply
    8,681,300.30x = 11,979,610.44 × 4,813,678.28
  4. Step 4: Simplify right side
    8,681,300.30x = 57,665,990,577,889.24
  5. Step 5: Solve for x
    x = 57,665,990,577,889.24/8,681,300.30
  6. Step 6: Final answer
    x = 6,642,552.22

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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.