Home / 8,571,031.20-11,828,166.80-4,703,912.20

Finding the Fourth Proportional to 8,571,031.20, 11,828,166.80 and 4,703,912.20

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Solution

The fourth proportional to 8,571,031.20, 11,828,166.80 and 4,703,912.20 is: 6,491,477.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,571,031.20 : 11,828,166.80 = 4,703,912.20 : x
  2. Step 2: Convert to fraction form
    8,571,031.20/11,828,166.80 = 4,703,912.20/x
  3. Step 3: Cross multiply
    8,571,031.20x = 11,828,166.80 × 4,703,912.20
  4. Step 4: Simplify right side
    8,571,031.20x = 55,638,658,114,154.97
  5. Step 5: Solve for x
    x = 55,638,658,114,154.97/8,571,031.20
  6. Step 6: Final answer
    x = 6,491,477.72

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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.