Home / 10,990,728.40-15,169,020.72-6,097,526.88

Finding the Fourth Proportional to 10,990,728.40, 15,169,020.72 and 6,097,526.88

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Solution

The fourth proportional to 10,990,728.40, 15,169,020.72 and 6,097,526.88 is: 8,415,594.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,990,728.40 : 15,169,020.72 = 6,097,526.88 : x
  2. Step 2: Convert to fraction form
    10,990,728.40/15,169,020.72 = 6,097,526.88/x
  3. Step 3: Cross multiply
    10,990,728.40x = 15,169,020.72 × 6,097,526.88
  4. Step 4: Simplify right side
    10,990,728.40x = 92,493,511,583,476.95
  5. Step 5: Solve for x
    x = 92,493,511,583,476.95/10,990,728.40
  6. Step 6: Final answer
    x = 8,415,594.33

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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.