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Finding the Fourth Proportional to 8,665,134.04, 11,958,258.54 and 4,797,655.06

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Solution

The fourth proportional to 8,665,134.04, 11,958,258.54 and 4,797,655.06 is: 6,620,970.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,665,134.04 : 11,958,258.54 = 4,797,655.06 : x
  2. Step 2: Convert to fraction form
    8,665,134.04/11,958,258.54 = 4,797,655.06/x
  3. Step 3: Cross multiply
    8,665,134.04x = 11,958,258.54 × 4,797,655.06
  4. Step 4: Simplify right side
    8,665,134.04x = 57,371,599,593,219.20
  5. Step 5: Solve for x
    x = 57,371,599,593,219.20/8,665,134.04
  6. Step 6: Final answer
    x = 6,620,970.82

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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.