Home / 12,737,302.20-19,107,119.70-5,162,700.60

Finding the Fourth Proportional to 12,737,302.20, 19,107,119.70 and 5,162,700.60

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Solution

The fourth proportional to 12,737,302.20, 19,107,119.70 and 5,162,700.60 is: 7,744,523.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,737,302.20 : 19,107,119.70 = 5,162,700.60 : x
  2. Step 2: Convert to fraction form
    12,737,302.20/19,107,119.70 = 5,162,700.60/x
  3. Step 3: Cross multiply
    12,737,302.20x = 19,107,119.70 × 5,162,700.60
  4. Step 4: Simplify right side
    12,737,302.20x = 98,644,338,339,461.81
  5. Step 5: Solve for x
    x = 98,644,338,339,461.81/12,737,302.20
  6. Step 6: Final answer
    x = 7,744,523.67

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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.