Home / 12,360,680.80-17,056,908-6,853,851.79

Finding the Fourth Proportional to 12,360,680.80, 17,056,908 and 6,853,851.79

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Solution

The fourth proportional to 12,360,680.80, 17,056,908 and 6,853,851.79 is: 9,457,854.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,360,680.80 : 17,056,908 = 6,853,851.79 : x
  2. Step 2: Convert to fraction form
    12,360,680.80/17,056,908 = 6,853,851.79/x
  3. Step 3: Cross multiply
    12,360,680.80x = 17,056,908 × 6,853,851.79
  4. Step 4: Simplify right side
    12,360,680.80x = 116,905,519,427,665.33
  5. Step 5: Solve for x
    x = 116,905,519,427,665.33/12,360,680.80
  6. Step 6: Final answer
    x = 9,457,854.41

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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.