Home / 8,889,467.30-13,334,200.95-6,649,979.30

Finding the Fourth Proportional to 8,889,467.30, 13,334,200.95 and 6,649,979.30

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Solution

The fourth proportional to 8,889,467.30, 13,334,200.95 and 6,649,979.30 is: 9,974,968.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,889,467.30 : 13,334,200.95 = 6,649,979.30 : x
  2. Step 2: Convert to fraction form
    8,889,467.30/13,334,200.95 = 6,649,979.30/x
  3. Step 3: Cross multiply
    8,889,467.30x = 13,334,200.95 × 6,649,979.30
  4. Step 4: Simplify right side
    8,889,467.30x = 88,672,160,299,540.33
  5. Step 5: Solve for x
    x = 88,672,160,299,540.33/8,889,467.30
  6. Step 6: Final answer
    x = 9,974,968.95

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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.