Home / 10,888,590.45-16,332,098.36-5,207,289.33

Finding the Fourth Proportional to 10,888,590.45, 16,332,098.36 and 5,207,289.33

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Solution

The fourth proportional to 10,888,590.45, 16,332,098.36 and 5,207,289.33 is: 7,810,557.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,888,590.45 : 16,332,098.36 = 5,207,289.33 : x
  2. Step 2: Convert to fraction form
    10,888,590.45/16,332,098.36 = 5,207,289.33/x
  3. Step 3: Cross multiply
    10,888,590.45x = 16,332,098.36 × 5,207,289.33
  4. Step 4: Simplify right side
    10,888,590.45x = 85,045,961,500,502.06
  5. Step 5: Solve for x
    x = 85,045,961,500,502.06/10,888,590.45
  6. Step 6: Final answer
    x = 7,810,557.47

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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.