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Finding the Fourth Proportional to 6,498,884.26, 8,968,740.45 and 3,598,275.11

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Solution

The fourth proportional to 6,498,884.26, 8,968,740.45 and 3,598,275.11 is: 4,965,774.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,498,884.26 : 8,968,740.45 = 3,598,275.11 : x
  2. Step 2: Convert to fraction form
    6,498,884.26/8,968,740.45 = 3,598,275.11/x
  3. Step 3: Cross multiply
    6,498,884.26x = 8,968,740.45 × 3,598,275.11
  4. Step 4: Simplify right side
    6,498,884.26x = 32,271,995,484,441.50
  5. Step 5: Solve for x
    x = 32,271,995,484,441.50/6,498,884.26
  6. Step 6: Final answer
    x = 4,965,774.77

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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.