Home / 8,384,978.79-11,569,826.97-4,713,384.87

Finding the Fourth Proportional to 8,384,978.79, 11,569,826.97 and 4,713,384.87

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Solution

The fourth proportional to 8,384,978.79, 11,569,826.97 and 4,713,384.87 is: 6,503,659.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,384,978.79 : 11,569,826.97 = 4,713,384.87 : x
  2. Step 2: Convert to fraction form
    8,384,978.79/11,569,826.97 = 4,713,384.87/x
  3. Step 3: Cross multiply
    8,384,978.79x = 11,569,826.97 × 4,713,384.87
  4. Step 4: Simplify right side
    8,384,978.79x = 54,533,047,388,915.95
  5. Step 5: Solve for x
    x = 54,533,047,388,915.95/8,384,978.79
  6. Step 6: Final answer
    x = 6,503,659.55

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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.