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Finding the Fourth Proportional to 7,873,971.04, 10,866,079.02 and 4,252,299.04

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Solution

The fourth proportional to 7,873,971.04, 10,866,079.02 and 4,252,299.04 is: 5,868,172.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,873,971.04 : 10,866,079.02 = 4,252,299.04 : x
  2. Step 2: Convert to fraction form
    7,873,971.04/10,866,079.02 = 4,252,299.04/x
  3. Step 3: Cross multiply
    7,873,971.04x = 10,866,079.02 × 4,252,299.04
  4. Step 4: Simplify right side
    7,873,971.04x = 46,205,817,385,310.14
  5. Step 5: Solve for x
    x = 46,205,817,385,310.14/7,873,971.04
  6. Step 6: Final answer
    x = 5,868,172.13

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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.