Home / 51,677,913.52-71,315,169.96-28,472,502.16

Finding the Fourth Proportional to 51,677,913.52, 71,315,169.96 and 28,472,502.16

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Solution

The fourth proportional to 51,677,913.52, 71,315,169.96 and 28,472,502.16 is: 39,291,859.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,677,913.52 : 71,315,169.96 = 28,472,502.16 : x
  2. Step 2: Convert to fraction form
    51,677,913.52/71,315,169.96 = 28,472,502.16/x
  3. Step 3: Cross multiply
    51,677,913.52x = 71,315,169.96 × 28,472,502.16
  4. Step 4: Simplify right side
    51,677,913.52x = 2,030,521,330,726,867
  5. Step 5: Solve for x
    x = 2,030,521,330,726,867/51,677,913.52
  6. Step 6: Final answer
    x = 39,291,859.76

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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.