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Finding the Fourth Proportional to 8,553,283.71, 12,831,840.40 and 2,873,353.11

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Solution

The fourth proportional to 8,553,283.71, 12,831,840.40 and 2,873,353.11 is: 4,310,672.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,553,283.71 : 12,831,840.40 = 2,873,353.11 : x
  2. Step 2: Convert to fraction form
    8,553,283.71/12,831,840.40 = 2,873,353.11/x
  3. Step 3: Cross multiply
    8,553,283.71x = 12,831,840.40 × 2,873,353.11
  4. Step 4: Simplify right side
    8,553,283.71x = 36,870,408,456,204.45
  5. Step 5: Solve for x
    x = 36,870,408,456,204.45/8,553,283.71
  6. Step 6: Final answer
    x = 4,310,672.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.