Home / 8,438,957.96-11,645,797.66-4,571,479.14

Finding the Fourth Proportional to 8,438,957.96, 11,645,797.66 and 4,571,479.14

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Solution

The fourth proportional to 8,438,957.96, 11,645,797.66 and 4,571,479.14 is: 6,308,660.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,438,957.96 : 11,645,797.66 = 4,571,479.14 : x
  2. Step 2: Convert to fraction form
    8,438,957.96/11,645,797.66 = 4,571,479.14/x
  3. Step 3: Cross multiply
    8,438,957.96x = 11,645,797.66 × 4,571,479.14
  4. Step 4: Simplify right side
    8,438,957.96x = 53,238,521,071,350.81
  5. Step 5: Solve for x
    x = 53,238,521,071,350.81/8,438,957.96
  6. Step 6: Final answer
    x = 6,308,660.54

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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.