Home / 14,057,947.91-19,401,764.76-7,863,338.86

Finding the Fourth Proportional to 14,057,947.91, 19,401,764.76 and 7,863,338.86

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Solution

The fourth proportional to 14,057,947.91, 19,401,764.76 and 7,863,338.86 is: 10,852,412.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,057,947.91 : 19,401,764.76 = 7,863,338.86 : x
  2. Step 2: Convert to fraction form
    14,057,947.91/19,401,764.76 = 7,863,338.86/x
  3. Step 3: Cross multiply
    14,057,947.91x = 19,401,764.76 × 7,863,338.86
  4. Step 4: Simplify right side
    14,057,947.91x = 152,562,650,741,382.19
  5. Step 5: Solve for x
    x = 152,562,650,741,382.19/14,057,947.91
  6. Step 6: Final answer
    x = 10,852,412.58

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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.