Home / 10,905,916.29-15,049,279.62-6,322,532.91

Finding the Fourth Proportional to 10,905,916.29, 15,049,279.62 and 6,322,532.91

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Solution

The fourth proportional to 10,905,916.29, 15,049,279.62 and 6,322,532.91 is: 8,724,582.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,905,916.29 : 15,049,279.62 = 6,322,532.91 : x
  2. Step 2: Convert to fraction form
    10,905,916.29/15,049,279.62 = 6,322,532.91/x
  3. Step 3: Cross multiply
    10,905,916.29x = 15,049,279.62 × 6,322,532.91
  4. Step 4: Simplify right side
    10,905,916.29x = 95,149,565,669,242.30
  5. Step 5: Solve for x
    x = 95,149,565,669,242.30/10,905,916.29
  6. Step 6: Final answer
    x = 8,724,582.43

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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.