Home / 11,580,566.96-15,981,254.52-6,424,255.28

Finding the Fourth Proportional to 11,580,566.96, 15,981,254.52 and 6,424,255.28

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Solution

The fourth proportional to 11,580,566.96, 15,981,254.52 and 6,424,255.28 is: 8,865,512.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,580,566.96 : 15,981,254.52 = 6,424,255.28 : x
  2. Step 2: Convert to fraction form
    11,580,566.96/15,981,254.52 = 6,424,255.28/x
  3. Step 3: Cross multiply
    11,580,566.96x = 15,981,254.52 × 6,424,255.28
  4. Step 4: Simplify right side
    11,580,566.96x = 102,667,658,731,133.86
  5. Step 5: Solve for x
    x = 102,667,658,731,133.86/11,580,566.96
  6. Step 6: Final answer
    x = 8,865,512.29

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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.