Home / 11,379,834.89-15,703,853.28-6,223,085.72

Finding the Fourth Proportional to 11,379,834.89, 15,703,853.28 and 6,223,085.72

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Solution

The fourth proportional to 11,379,834.89, 15,703,853.28 and 6,223,085.72 is: 8,587,683.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,379,834.89 : 15,703,853.28 = 6,223,085.72 : x
  2. Step 2: Convert to fraction form
    11,379,834.89/15,703,853.28 = 6,223,085.72/x
  3. Step 3: Cross multiply
    11,379,834.89x = 15,703,853.28 × 6,223,085.72
  4. Step 4: Simplify right side
    11,379,834.89x = 97,726,425,087,781.62
  5. Step 5: Solve for x
    x = 97,726,425,087,781.62/11,379,834.89
  6. Step 6: Final answer
    x = 8,587,683.92

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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.