Home / 10,479,946.63-15,719,919.94-2,906,912.38

Finding the Fourth Proportional to 10,479,946.63, 15,719,919.94 and 2,906,912.38

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Solution

The fourth proportional to 10,479,946.63, 15,719,919.94 and 2,906,912.38 is: 4,360,368.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,479,946.63 : 15,719,919.94 = 2,906,912.38 : x
  2. Step 2: Convert to fraction form
    10,479,946.63/15,719,919.94 = 2,906,912.38/x
  3. Step 3: Cross multiply
    10,479,946.63x = 15,719,919.94 × 2,906,912.38
  4. Step 4: Simplify right side
    10,479,946.63x = 45,696,429,886,194.85
  5. Step 5: Solve for x
    x = 45,696,429,886,194.85/10,479,946.63
  6. Step 6: Final answer
    x = 4,360,368.57

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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.