Home / 12,679,353.99-19,019,819.93-4,592,399.67

Finding the Fourth Proportional to 12,679,353.99, 19,019,819.93 and 4,592,399.67

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Solution

The fourth proportional to 12,679,353.99, 19,019,819.93 and 4,592,399.67 is: 6,888,885.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,679,353.99 : 19,019,819.93 = 4,592,399.67 : x
  2. Step 2: Convert to fraction form
    12,679,353.99/19,019,819.93 = 4,592,399.67/x
  3. Step 3: Cross multiply
    12,679,353.99x = 19,019,819.93 × 4,592,399.67
  4. Step 4: Simplify right side
    12,679,353.99x = 87,346,614,747,029.42
  5. Step 5: Solve for x
    x = 87,346,614,747,029.42/12,679,353.99
  6. Step 6: Final answer
    x = 6,888,885.26

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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.