Home / 7,981,412.56-11,014,348.90-4,310,328.77

Finding the Fourth Proportional to 7,981,412.56, 11,014,348.90 and 4,310,328.77

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Solution

The fourth proportional to 7,981,412.56, 11,014,348.90 and 4,310,328.77 is: 5,948,253.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,981,412.56 : 11,014,348.90 = 4,310,328.77 : x
  2. Step 2: Convert to fraction form
    7,981,412.56/11,014,348.90 = 4,310,328.77/x
  3. Step 3: Cross multiply
    7,981,412.56x = 11,014,348.90 × 4,310,328.77
  4. Step 4: Simplify right side
    7,981,412.56x = 47,475,464,946,487.85
  5. Step 5: Solve for x
    x = 47,475,464,946,487.85/7,981,412.56
  6. Step 6: Final answer
    x = 5,948,253.47

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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.