Home / 10,479,964.57-15,719,946.86-2,906,930.32

Finding the Fourth Proportional to 10,479,964.57, 15,719,946.86 and 2,906,930.32

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Solution

The fourth proportional to 10,479,964.57, 15,719,946.86 and 2,906,930.32 is: 4,360,395.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,479,964.57 : 15,719,946.86 = 2,906,930.32 : x
  2. Step 2: Convert to fraction form
    10,479,964.57/15,719,946.86 = 2,906,930.32/x
  3. Step 3: Cross multiply
    10,479,964.57x = 15,719,946.86 × 2,906,930.32
  4. Step 4: Simplify right side
    10,479,964.57x = 45,696,790,156,122.79
  5. Step 5: Solve for x
    x = 45,696,790,156,122.79/10,479,964.57
  6. Step 6: Final answer
    x = 4,360,395.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.