Home / 11,971,774.27-16,521,048.45-6,465,148.82

Finding the Fourth Proportional to 11,971,774.27, 16,521,048.45 and 6,465,148.82

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Solution

The fourth proportional to 11,971,774.27, 16,521,048.45 and 6,465,148.82 is: 8,921,905.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,971,774.27 : 16,521,048.45 = 6,465,148.82 : x
  2. Step 2: Convert to fraction form
    11,971,774.27/16,521,048.45 = 6,465,148.82/x
  3. Step 3: Cross multiply
    11,971,774.27x = 16,521,048.45 × 6,465,148.82
  4. Step 4: Simplify right side
    11,971,774.27x = 106,811,036,891,680.33
  5. Step 5: Solve for x
    x = 106,811,036,891,680.33/11,971,774.27
  6. Step 6: Final answer
    x = 8,921,905.35

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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.