Home / 10,990,720.40-15,169,009.68-6,097,518.84

Finding the Fourth Proportional to 10,990,720.40, 15,169,009.68 and 6,097,518.84

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Solution

The fourth proportional to 10,990,720.40, 15,169,009.68 and 6,097,518.84 is: 8,415,583.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,990,720.40 : 15,169,009.68 = 6,097,518.84 : x
  2. Step 2: Convert to fraction form
    10,990,720.40/15,169,009.68 = 6,097,518.84/x
  3. Step 3: Cross multiply
    10,990,720.40x = 15,169,009.68 × 6,097,518.84
  4. Step 4: Simplify right side
    10,990,720.40x = 92,493,322,307,942.36
  5. Step 5: Solve for x
    x = 92,493,322,307,942.36/10,990,720.40
  6. Step 6: Final answer
    x = 8,415,583.23

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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.