Home / 16,169,221.50-22,313,545.11-8,925,877.50

Finding the Fourth Proportional to 16,169,221.50, 22,313,545.11 and 8,925,877.50

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Solution

The fourth proportional to 16,169,221.50, 22,313,545.11 and 8,925,877.50 is: 12,317,721.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,169,221.50 : 22,313,545.11 = 8,925,877.50 : x
  2. Step 2: Convert to fraction form
    16,169,221.50/22,313,545.11 = 8,925,877.50/x
  3. Step 3: Cross multiply
    16,169,221.50x = 22,313,545.11 × 8,925,877.50
  4. Step 4: Simplify right side
    16,169,221.50x = 199,167,970,242,584.03
  5. Step 5: Solve for x
    x = 199,167,970,242,584.03/16,169,221.50
  6. Step 6: Final answer
    x = 12,317,721.68

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1.5x scale

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.