Home / 14,251,105.74-19,665,999.03-7,724,595.08

Finding the Fourth Proportional to 14,251,105.74, 19,665,999.03 and 7,724,595.08

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Solution

The fourth proportional to 14,251,105.74, 19,665,999.03 and 7,724,595.08 is: 10,659,655.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,251,105.74 : 19,665,999.03 = 7,724,595.08 : x
  2. Step 2: Convert to fraction form
    14,251,105.74/19,665,999.03 = 7,724,595.08/x
  3. Step 3: Cross multiply
    14,251,105.74x = 19,665,999.03 × 7,724,595.08
  4. Step 4: Simplify right side
    14,251,105.74x = 151,911,879,252,092.78
  5. Step 5: Solve for x
    x = 151,911,879,252,092.78/14,251,105.74
  6. Step 6: Final answer
    x = 10,659,655.61

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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.