Home / 14,387,595.56-19,855,021.32-7,861,224.41

Finding the Fourth Proportional to 14,387,595.56, 19,855,021.32 and 7,861,224.41

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Solution

The fourth proportional to 14,387,595.56, 19,855,021.32 and 7,861,224.41 is: 10,848,565.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,387,595.56 : 19,855,021.32 = 7,861,224.41 : x
  2. Step 2: Convert to fraction form
    14,387,595.56/19,855,021.32 = 7,861,224.41/x
  3. Step 3: Cross multiply
    14,387,595.56x = 19,855,021.32 × 7,861,224.41
  4. Step 4: Simplify right side
    14,387,595.56x = 156,084,778,162,579.31
  5. Step 5: Solve for x
    x = 156,084,778,162,579.31/14,387,595.56
  6. Step 6: Final answer
    x = 10,848,565.88

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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.