Home / 11,660,988.96-16,092,885.60-6,433,971.48

Finding the Fourth Proportional to 11,660,988.96, 16,092,885.60 and 6,433,971.48

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Solution

The fourth proportional to 11,660,988.96, 16,092,885.60 and 6,433,971.48 is: 8,879,278.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,660,988.96 : 16,092,885.60 = 6,433,971.48 : x
  2. Step 2: Convert to fraction form
    11,660,988.96/16,092,885.60 = 6,433,971.48/x
  3. Step 3: Cross multiply
    11,660,988.96x = 16,092,885.60 × 6,433,971.48
  4. Step 4: Simplify right side
    11,660,988.96x = 103,541,166,981,302.69
  5. Step 5: Solve for x
    x = 103,541,166,981,302.69/11,660,988.96
  6. Step 6: Final answer
    x = 8,879,278.36

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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.