Home / 16,890,195.06-23,307,844.73-9,155,071.30

Finding the Fourth Proportional to 16,890,195.06, 23,307,844.73 and 9,155,071.30

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Solution

The fourth proportional to 16,890,195.06, 23,307,844.73 and 9,155,071.30 is: 12,633,659.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,890,195.06 : 23,307,844.73 = 9,155,071.30 : x
  2. Step 2: Convert to fraction form
    16,890,195.06/23,307,844.73 = 9,155,071.30/x
  3. Step 3: Cross multiply
    16,890,195.06x = 23,307,844.73 × 9,155,071.30
  4. Step 4: Simplify right side
    16,890,195.06x = 213,384,980,352,479.28
  5. Step 5: Solve for x
    x = 213,384,980,352,479.28/16,890,195.06
  6. Step 6: Final answer
    x = 12,633,659.92

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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.