Home / 10,550,639.82-15,801,348.69-7,703,690.70

Finding the Fourth Proportional to 10,550,639.82, 15,801,348.69 and 7,703,690.70

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Solution

The fourth proportional to 10,550,639.82, 15,801,348.69 and 7,703,690.70 is: 11,537,565.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,550,639.82 : 15,801,348.69 = 7,703,690.70 : x
  2. Step 2: Convert to fraction form
    10,550,639.82/15,801,348.69 = 7,703,690.70/x
  3. Step 3: Cross multiply
    10,550,639.82x = 15,801,348.69 × 7,703,690.70
  4. Step 4: Simplify right side
    10,550,639.82x = 121,728,702,950,610.19
  5. Step 5: Solve for x
    x = 121,728,702,950,610.19/10,550,639.82
  6. Step 6: Final answer
    x = 11,537,565.97

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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.