Home / 13,960,033.40-20,957,108.70-7,898,981.60

Finding the Fourth Proportional to 13,960,033.40, 20,957,108.70 and 7,898,981.60

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Solution

The fourth proportional to 13,960,033.40, 20,957,108.70 and 7,898,981.60 is: 11,858,124.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,960,033.40 : 20,957,108.70 = 7,898,981.60 : x
  2. Step 2: Convert to fraction form
    13,960,033.40/20,957,108.70 = 7,898,981.60/x
  3. Step 3: Cross multiply
    13,960,033.40x = 20,957,108.70 × 7,898,981.60
  4. Step 4: Simplify right side
    13,960,033.40x = 165,539,816,010,499.91
  5. Step 5: Solve for x
    x = 165,539,816,010,499.91/13,960,033.40
  6. Step 6: Final answer
    x = 11,858,124.64

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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.