Home / 12,006,120.39-16,568,442.63-6,499,491.16

Finding the Fourth Proportional to 12,006,120.39, 16,568,442.63 and 6,499,491.16

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Solution

The fourth proportional to 12,006,120.39, 16,568,442.63 and 6,499,491.16 is: 8,969,295.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,006,120.39 : 16,568,442.63 = 6,499,491.16 : x
  2. Step 2: Convert to fraction form
    12,006,120.39/16,568,442.63 = 6,499,491.16/x
  3. Step 3: Cross multiply
    12,006,120.39x = 16,568,442.63 × 6,499,491.16
  4. Step 4: Simplify right side
    12,006,120.39x = 107,686,446,293,312.48
  5. Step 5: Solve for x
    x = 107,686,446,293,312.48/12,006,120.39
  6. Step 6: Final answer
    x = 8,969,295.89

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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.