Home / 12,067,355.64-16,653,016.08-7,106,012.40

Finding the Fourth Proportional to 12,067,355.64, 16,653,016.08 and 7,106,012.40

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Solution

The fourth proportional to 12,067,355.64, 16,653,016.08 and 7,106,012.40 is: 9,806,335.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,067,355.64 : 16,653,016.08 = 7,106,012.40 : x
  2. Step 2: Convert to fraction form
    12,067,355.64/16,653,016.08 = 7,106,012.40/x
  3. Step 3: Cross multiply
    12,067,355.64x = 16,653,016.08 × 7,106,012.40
  4. Step 4: Simplify right side
    12,067,355.64x = 118,336,538,761,879.41
  5. Step 5: Solve for x
    x = 118,336,538,761,879.41/12,067,355.64
  6. Step 6: Final answer
    x = 9,806,335.56

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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.