Home / 51,296,441.88-76,944,815.90-12,434,739.78

Finding the Fourth Proportional to 51,296,441.88, 76,944,815.90 and 12,434,739.78

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Solution

The fourth proportional to 51,296,441.88, 76,944,815.90 and 12,434,739.78 is: 18,652,146.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,296,441.88 : 76,944,815.90 = 12,434,739.78 : x
  2. Step 2: Convert to fraction form
    51,296,441.88/76,944,815.90 = 12,434,739.78/x
  3. Step 3: Cross multiply
    51,296,441.88x = 76,944,815.90 × 12,434,739.78
  4. Step 4: Simplify right side
    51,296,441.88x = 956,788,763,136,506.50
  5. Step 5: Solve for x
    x = 956,788,763,136,506.50/51,296,441.88
  6. Step 6: Final answer
    x = 18,652,146.78

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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.