Home / 25,893,127-38,787,650.82-12,900,108.12

Finding the Fourth Proportional to 25,893,127, 38,787,650.82 and 12,900,108.12

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Solution

The fourth proportional to 25,893,127, 38,787,650.82 and 12,900,108.12 is: 19,324,235.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,893,127 : 38,787,650.82 = 12,900,108.12 : x
  2. Step 2: Convert to fraction form
    25,893,127/38,787,650.82 = 12,900,108.12/x
  3. Step 3: Cross multiply
    25,893,127x = 38,787,650.82 × 12,900,108.12
  4. Step 4: Simplify right side
    25,893,127x = 500,364,889,298,806.62
  5. Step 5: Solve for x
    x = 500,364,889,298,806.62/25,893,127
  6. Step 6: Final answer
    x = 19,324,235.71

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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.