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Finding the Fourth Proportional to 8,671,483.98, 11,965,775.06 and 4,803,282.54

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Solution

The fourth proportional to 8,671,483.98, 11,965,775.06 and 4,803,282.54 is: 6,628,046.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,671,483.98 : 11,965,775.06 = 4,803,282.54 : x
  2. Step 2: Convert to fraction form
    8,671,483.98/11,965,775.06 = 4,803,282.54/x
  3. Step 3: Cross multiply
    8,671,483.98x = 11,965,775.06 × 4,803,282.54
  4. Step 4: Simplify right side
    8,671,483.98x = 57,474,998,423,265.45
  5. Step 5: Solve for x
    x = 57,474,998,423,265.45/8,671,483.98
  6. Step 6: Final answer
    x = 6,628,046.43

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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.