Home / 5,148,119.41-7,719,150.93-1,953,470.23

Finding the Fourth Proportional to 5,148,119.41, 7,719,150.93 and 1,953,470.23

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Solution

The fourth proportional to 5,148,119.41, 7,719,150.93 and 1,953,470.23 is: 2,929,056.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,148,119.41 : 7,719,150.93 = 1,953,470.23 : x
  2. Step 2: Convert to fraction form
    5,148,119.41/7,719,150.93 = 1,953,470.23/x
  3. Step 3: Cross multiply
    5,148,119.41x = 7,719,150.93 × 1,953,470.23
  4. Step 4: Simplify right side
    5,148,119.41x = 15,079,131,542,631.81
  5. Step 5: Solve for x
    x = 15,079,131,542,631.81/5,148,119.41
  6. Step 6: Final answer
    x = 2,929,056.29

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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.