Home / 11,300,648.68-15,594,778.98-8,412,953.32

Finding the Fourth Proportional to 11,300,648.68, 15,594,778.98 and 8,412,953.32

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Solution

The fourth proportional to 11,300,648.68, 15,594,778.98 and 8,412,953.32 is: 11,609,789.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,300,648.68 : 15,594,778.98 = 8,412,953.32 : x
  2. Step 2: Convert to fraction form
    11,300,648.68/15,594,778.98 = 8,412,953.32/x
  3. Step 3: Cross multiply
    11,300,648.68x = 15,594,778.98 × 8,412,953.32
  4. Step 4: Simplify right side
    11,300,648.68x = 131,198,147,594,457.22
  5. Step 5: Solve for x
    x = 131,198,147,594,457.22/11,300,648.68
  6. Step 6: Final answer
    x = 11,609,789.08

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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.