Home / 25,693,026.80-38,524,149.72-8,178,018.98

Finding the Fourth Proportional to 25,693,026.80, 38,524,149.72 and 8,178,018.98

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Solution

The fourth proportional to 25,693,026.80, 38,524,149.72 and 8,178,018.98 is: 12,262,129.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,693,026.80 : 38,524,149.72 = 8,178,018.98 : x
  2. Step 2: Convert to fraction form
    25,693,026.80/38,524,149.72 = 8,178,018.98/x
  3. Step 3: Cross multiply
    25,693,026.80x = 38,524,149.72 × 8,178,018.98
  4. Step 4: Simplify right side
    25,693,026.80x = 315,051,227,405,900.94
  5. Step 5: Solve for x
    x = 315,051,227,405,900.94/25,693,026.80
  6. Step 6: Final answer
    x = 12,262,129.72

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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.