Home / 7,682,575.77-11,520,451.89-4,087,585.17

Finding the Fourth Proportional to 7,682,575.77, 11,520,451.89 and 4,087,585.17

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Solution

The fourth proportional to 7,682,575.77, 11,520,451.89 and 4,087,585.17 is: 6,129,562.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,682,575.77 : 11,520,451.89 = 4,087,585.17 : x
  2. Step 2: Convert to fraction form
    7,682,575.77/11,520,451.89 = 4,087,585.17/x
  3. Step 3: Cross multiply
    7,682,575.77x = 11,520,451.89 × 4,087,585.17
  4. Step 4: Simplify right side
    7,682,575.77x = 47,090,828,297,262.48
  5. Step 5: Solve for x
    x = 47,090,828,297,262.48/7,682,575.77
  6. Step 6: Final answer
    x = 6,129,562.49

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1.5x scale

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.