Home / 12,482,728.05-17,226,106.77-6,976,099.55

Finding the Fourth Proportional to 12,482,728.05, 17,226,106.77 and 6,976,099.55

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Solution

The fourth proportional to 12,482,728.05, 17,226,106.77 and 6,976,099.55 is: 9,626,985.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482,728.05 : 17,226,106.77 = 6,976,099.55 : x
  2. Step 2: Convert to fraction form
    12,482,728.05/17,226,106.77 = 6,976,099.55/x
  3. Step 3: Cross multiply
    12,482,728.05x = 17,226,106.77 × 6,976,099.55
  4. Step 4: Simplify right side
    12,482,728.05x = 120,171,035,673,194.42
  5. Step 5: Solve for x
    x = 120,171,035,673,194.42/12,482,728.05
  6. Step 6: Final answer
    x = 9,626,985.00

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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.