Home / 12,106,491.02-16,706,120.43-6,808,979.18

Finding the Fourth Proportional to 12,106,491.02, 16,706,120.43 and 6,808,979.18

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Solution

The fourth proportional to 12,106,491.02, 16,706,120.43 and 6,808,979.18 is: 9,395,920.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,106,491.02 : 16,706,120.43 = 6,808,979.18 : x
  2. Step 2: Convert to fraction form
    12,106,491.02/16,706,120.43 = 6,808,979.18/x
  3. Step 3: Cross multiply
    12,106,491.02x = 16,706,120.43 × 6,808,979.18
  4. Step 4: Simplify right side
    12,106,491.02x = 113,751,626,186,442.64
  5. Step 5: Solve for x
    x = 113,751,626,186,442.64/12,106,491.02
  6. Step 6: Final answer
    x = 9,395,920.42

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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.