Home / 14,152,029.70-21,228,044.55-13,915,833.70

Finding the Fourth Proportional to 14,152,029.70, 21,228,044.55 and 13,915,833.70

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Solution

The fourth proportional to 14,152,029.70, 21,228,044.55 and 13,915,833.70 is: 20,873,750.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,152,029.70 : 21,228,044.55 = 13,915,833.70 : x
  2. Step 2: Convert to fraction form
    14,152,029.70/21,228,044.55 = 13,915,833.70/x
  3. Step 3: Cross multiply
    14,152,029.70x = 21,228,044.55 × 13,915,833.70
  4. Step 4: Simplify right side
    14,152,029.70x = 295,405,937,733,991.31
  5. Step 5: Solve for x
    x = 295,405,937,733,991.31/14,152,029.70
  6. Step 6: Final answer
    x = 20,873,750.55

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Similar ratio
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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.