Home / 8,570,828.52-11,825,895.78-4,947,057

Finding the Fourth Proportional to 8,570,828.52, 11,825,895.78 and 4,947,057

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Solution

The fourth proportional to 8,570,828.52, 11,825,895.78 and 4,947,057 is: 6,825,872.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,570,828.52 : 11,825,895.78 = 4,947,057 : x
  2. Step 2: Convert to fraction form
    8,570,828.52/11,825,895.78 = 4,947,057/x
  3. Step 3: Cross multiply
    8,570,828.52x = 11,825,895.78 × 4,947,057
  4. Step 4: Simplify right side
    8,570,828.52x = 58,503,380,499,719.45
  5. Step 5: Solve for x
    x = 58,503,380,499,719.45/8,570,828.52
  6. Step 6: Final answer
    x = 6,825,872.24

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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.