Home / 51,786,479.52-71,464,990.32-28,581,606.24

Finding the Fourth Proportional to 51,786,479.52, 71,464,990.32 and 28,581,606.24

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Solution

The fourth proportional to 51,786,479.52, 71,464,990.32 and 28,581,606.24 is: 39,442,422.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,786,479.52 : 71,464,990.32 = 28,581,606.24 : x
  2. Step 2: Convert to fraction form
    51,786,479.52/71,464,990.32 = 28,581,606.24/x
  3. Step 3: Cross multiply
    51,786,479.52x = 71,464,990.32 × 28,581,606.24
  4. Step 4: Simplify right side
    51,786,479.52x = 2,042,584,213,271,651.25
  5. Step 5: Solve for x
    x = 2,042,584,213,271,651.25/51,786,479.52
  6. Step 6: Final answer
    x = 39,442,422.66

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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.