Home / 12,173,050.20-18,246,394.98-7,916,273.40

Finding the Fourth Proportional to 12,173,050.20, 18,246,394.98 and 7,916,273.40

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Solution

The fourth proportional to 12,173,050.20, 18,246,394.98 and 7,916,273.40 is: 11,865,838.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,173,050.20 : 18,246,394.98 = 7,916,273.40 : x
  2. Step 2: Convert to fraction form
    12,173,050.20/18,246,394.98 = 7,916,273.40/x
  3. Step 3: Cross multiply
    12,173,050.20x = 18,246,394.98 × 7,916,273.40
  4. Step 4: Simplify right side
    12,173,050.20x = 144,443,451,226,067.53
  5. Step 5: Solve for x
    x = 144,443,451,226,067.53/12,173,050.20
  6. Step 6: Final answer
    x = 11,865,838.79

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.