Home / 6,663,006.77-9,990,179.78-2,619,888.93

Finding the Fourth Proportional to 6,663,006.77, 9,990,179.78 and 2,619,888.93

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Solution

The fourth proportional to 6,663,006.77, 9,990,179.78 and 2,619,888.93 is: 3,928,130.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,663,006.77 : 9,990,179.78 = 2,619,888.93 : x
  2. Step 2: Convert to fraction form
    6,663,006.77/9,990,179.78 = 2,619,888.93/x
  3. Step 3: Cross multiply
    6,663,006.77x = 9,990,179.78 × 2,619,888.93
  4. Step 4: Simplify right side
    6,663,006.77x = 26,173,161,401,232.39
  5. Step 5: Solve for x
    x = 26,173,161,401,232.39/6,663,006.77
  6. Step 6: Final answer
    x = 3,928,130.70

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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.