Home / 8,292,056.87-12,439,856.78-2,900,883.17

Finding the Fourth Proportional to 8,292,056.87, 12,439,856.78 and 2,900,883.17

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Solution

The fourth proportional to 8,292,056.87, 12,439,856.78 and 2,900,883.17 is: 4,351,944.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,292,056.87 : 12,439,856.78 = 2,900,883.17 : x
  2. Step 2: Convert to fraction form
    8,292,056.87/12,439,856.78 = 2,900,883.17/x
  3. Step 3: Cross multiply
    8,292,056.87x = 12,439,856.78 × 2,900,883.17
  4. Step 4: Simplify right side
    8,292,056.87x = 36,086,571,197,785.93
  5. Step 5: Solve for x
    x = 36,086,571,197,785.93/8,292,056.87
  6. Step 6: Final answer
    x = 4,351,944.49

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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.