Home / 15,502,149.94-21,392,797.15-8,532,678.48

Finding the Fourth Proportional to 15,502,149.94, 21,392,797.15 and 8,532,678.48

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Solution

The fourth proportional to 15,502,149.94, 21,392,797.15 and 8,532,678.48 is: 11,775,002.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,502,149.94 : 21,392,797.15 = 8,532,678.48 : x
  2. Step 2: Convert to fraction form
    15,502,149.94/21,392,797.15 = 8,532,678.48/x
  3. Step 3: Cross multiply
    15,502,149.94x = 21,392,797.15 × 8,532,678.48
  4. Step 4: Simplify right side
    15,502,149.94x = 182,537,859,879,628.94
  5. Step 5: Solve for x
    x = 182,537,859,879,628.94/15,502,149.94
  6. Step 6: Final answer
    x = 11,775,002.86

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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.