Home / 8,571,031.71-11,828,167.47-4,703,912.70

Finding the Fourth Proportional to 8,571,031.71, 11,828,167.47 and 4,703,912.70

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Solution

The fourth proportional to 8,571,031.71, 11,828,167.47 and 4,703,912.70 is: 6,491,478.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,571,031.71 : 11,828,167.47 = 4,703,912.70 : x
  2. Step 2: Convert to fraction form
    8,571,031.71/11,828,167.47 = 4,703,912.70/x
  3. Step 3: Cross multiply
    8,571,031.71x = 11,828,167.47 × 4,703,912.70
  4. Step 4: Simplify right side
    8,571,031.71x = 55,638,667,179,859.88
  5. Step 5: Solve for x
    x = 55,638,667,179,859.88/8,571,031.71
  6. Step 6: Final answer
    x = 6,491,478.40

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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.