Home / 15,344,193.83-21,174,944.18-8,468,626.69

Finding the Fourth Proportional to 15,344,193.83, 21,174,944.18 and 8,468,626.69

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Solution

The fourth proportional to 15,344,193.83, 21,174,944.18 and 8,468,626.69 is: 11,686,680.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,344,193.83 : 21,174,944.18 = 8,468,626.69 : x
  2. Step 2: Convert to fraction form
    15,344,193.83/21,174,944.18 = 8,468,626.69/x
  3. Step 3: Cross multiply
    15,344,193.83x = 21,174,944.18 × 8,468,626.69
  4. Step 4: Simplify right side
    15,344,193.83x = 179,322,697,410,242.38
  5. Step 5: Solve for x
    x = 179,322,697,410,242.38/15,344,193.83
  6. Step 6: Final answer
    x = 11,686,680.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.