Home / 8,958,899.92-12,361,844.28-5,038,644.64

Finding the Fourth Proportional to 8,958,899.92, 12,361,844.28 and 5,038,644.64

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Solution

The fourth proportional to 8,958,899.92, 12,361,844.28 and 5,038,644.64 is: 6,952,521.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,958,899.92 : 12,361,844.28 = 5,038,644.64 : x
  2. Step 2: Convert to fraction form
    8,958,899.92/12,361,844.28 = 5,038,644.64/x
  3. Step 3: Cross multiply
    8,958,899.92x = 12,361,844.28 × 5,038,644.64
  4. Step 4: Simplify right side
    8,958,899.92x = 62,286,940,421,936.65
  5. Step 5: Solve for x
    x = 62,286,940,421,936.65/8,958,899.92
  6. Step 6: Final answer
    x = 6,952,521.07

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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.