Home / 16,758,785.79-25,138,145.88-4,628,218.50

Finding the Fourth Proportional to 16,758,785.79, 25,138,145.88 and 4,628,218.50

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Solution

The fourth proportional to 16,758,785.79, 25,138,145.88 and 4,628,218.50 is: 6,942,318.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,758,785.79 : 25,138,145.88 = 4,628,218.50 : x
  2. Step 2: Convert to fraction form
    16,758,785.79/25,138,145.88 = 4,628,218.50/x
  3. Step 3: Cross multiply
    16,758,785.79x = 25,138,145.88 × 4,628,218.50
  4. Step 4: Simplify right side
    16,758,785.79x = 116,344,831,817,514.78
  5. Step 5: Solve for x
    x = 116,344,831,817,514.78/16,758,785.79
  6. Step 6: Final answer
    x = 6,942,318.69

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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.