Home / 31,885,719.03-47,800,096.62-12,450,423.45

Finding the Fourth Proportional to 31,885,719.03, 47,800,096.62 and 12,450,423.45

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Solution

The fourth proportional to 31,885,719.03, 47,800,096.62 and 12,450,423.45 is: 18,664,513.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,885,719.03 : 47,800,096.62 = 12,450,423.45 : x
  2. Step 2: Convert to fraction form
    31,885,719.03/47,800,096.62 = 12,450,423.45/x
  3. Step 3: Cross multiply
    31,885,719.03x = 47,800,096.62 × 12,450,423.45
  4. Step 4: Simplify right side
    31,885,719.03x = 595,131,443,643,974.25
  5. Step 5: Solve for x
    x = 595,131,443,643,974.25/31,885,719.03
  6. Step 6: Final answer
    x = 18,664,513.82

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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.