Home / 16,672,191.81-25,004,788.50-4,702,128.45

Finding the Fourth Proportional to 16,672,191.81, 25,004,788.50 and 4,702,128.45

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Solution

The fourth proportional to 16,672,191.81, 25,004,788.50 and 4,702,128.45 is: 7,052,205.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,672,191.81 : 25,004,788.50 = 4,702,128.45 : x
  2. Step 2: Convert to fraction form
    16,672,191.81/25,004,788.50 = 4,702,128.45/x
  3. Step 3: Cross multiply
    16,672,191.81x = 25,004,788.50 × 4,702,128.45
  4. Step 4: Simplify right side
    16,672,191.81x = 117,575,727,392,082.83
  5. Step 5: Solve for x
    x = 117,575,727,392,082.83/16,672,191.81
  6. Step 6: Final answer
    x = 7,052,205.78

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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.