Home / 17,768,930.87-26,655,022.85-4,989,349.46

Finding the Fourth Proportional to 17,768,930.87, 26,655,022.85 and 4,989,349.46

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Solution

The fourth proportional to 17,768,930.87, 26,655,022.85 and 4,989,349.46 is: 7,484,480.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,768,930.87 : 26,655,022.85 = 4,989,349.46 : x
  2. Step 2: Convert to fraction form
    17,768,930.87/26,655,022.85 = 4,989,349.46/x
  3. Step 3: Cross multiply
    17,768,930.87x = 26,655,022.85 × 4,989,349.46
  4. Step 4: Simplify right side
    17,768,930.87x = 132,991,223,704,713.30
  5. Step 5: Solve for x
    x = 132,991,223,704,713.30/17,768,930.87
  6. Step 6: Final answer
    x = 7,484,480.90

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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.