Home / 7,217,119.32-10,824,370.83-2,898,995.55

Finding the Fourth Proportional to 7,217,119.32, 10,824,370.83 and 2,898,995.55

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Solution

The fourth proportional to 7,217,119.32, 10,824,370.83 and 2,898,995.55 is: 4,347,967.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217,119.32 : 10,824,370.83 = 2,898,995.55 : x
  2. Step 2: Convert to fraction form
    7,217,119.32/10,824,370.83 = 2,898,995.55/x
  3. Step 3: Cross multiply
    7,217,119.32x = 10,824,370.83 × 2,898,995.55
  4. Step 4: Simplify right side
    7,217,119.32x = 31,379,802,867,719.80
  5. Step 5: Solve for x
    x = 31,379,802,867,719.80/7,217,119.32
  6. Step 6: Final answer
    x = 4,347,967.86

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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.