Home / 27,397,148.28-37,807,601.25-15,173,742.84

Finding the Fourth Proportional to 27,397,148.28, 37,807,601.25 and 15,173,742.84

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Solution

The fourth proportional to 27,397,148.28, 37,807,601.25 and 15,173,742.84 is: 20,939,508.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,397,148.28 : 37,807,601.25 = 15,173,742.84 : x
  2. Step 2: Convert to fraction form
    27,397,148.28/37,807,601.25 = 15,173,742.84/x
  3. Step 3: Cross multiply
    27,397,148.28x = 37,807,601.25 × 15,173,742.84
  4. Step 4: Simplify right side
    27,397,148.28x = 573,682,818,764,762.50
  5. Step 5: Solve for x
    x = 573,682,818,764,762.50/27,397,148.28
  6. Step 6: Final answer
    x = 20,939,508.48

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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.