Home / 13,306,317.60-19,959,476.40-11,960,000.40

Finding the Fourth Proportional to 13,306,317.60, 19,959,476.40 and 11,960,000.40

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Solution

The fourth proportional to 13,306,317.60, 19,959,476.40 and 11,960,000.40 is: 17,940,000.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,306,317.60 : 19,959,476.40 = 11,960,000.40 : x
  2. Step 2: Convert to fraction form
    13,306,317.60/19,959,476.40 = 11,960,000.40/x
  3. Step 3: Cross multiply
    13,306,317.60x = 19,959,476.40 × 11,960,000.40
  4. Step 4: Simplify right side
    13,306,317.60x = 238,715,345,727,790.56
  5. Step 5: Solve for x
    x = 238,715,345,727,790.56/13,306,317.60
  6. Step 6: Final answer
    x = 17,940,000.60

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1.5x scale

Why These Related Problems?

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