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Finding the Fourth Proportional to 7,862,901.03, 11,796,035.40 and 4,452,799.41

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Solution

The fourth proportional to 7,862,901.03, 11,796,035.40 and 4,452,799.41 is: 6,680,152.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,862,901.03 : 11,796,035.40 = 4,452,799.41 : x
  2. Step 2: Convert to fraction form
    7,862,901.03/11,796,035.40 = 4,452,799.41/x
  3. Step 3: Cross multiply
    7,862,901.03x = 11,796,035.40 × 4,452,799.41
  4. Step 4: Simplify right side
    7,862,901.03x = 52,525,379,469,459.12
  5. Step 5: Solve for x
    x = 52,525,379,469,459.12/7,862,901.03
  6. Step 6: Final answer
    x = 6,680,152.69

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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.