Home / 8,662,382.14-12,989,092.28-3,802,699.66

Finding the Fourth Proportional to 8,662,382.14, 12,989,092.28 and 3,802,699.66

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Solution

The fourth proportional to 8,662,382.14, 12,989,092.28 and 3,802,699.66 is: 5,702,082.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,662,382.14 : 12,989,092.28 = 3,802,699.66 : x
  2. Step 2: Convert to fraction form
    8,662,382.14/12,989,092.28 = 3,802,699.66/x
  3. Step 3: Cross multiply
    8,662,382.14x = 12,989,092.28 × 3,802,699.66
  4. Step 4: Simplify right side
    8,662,382.14x = 49,393,616,731,919.16
  5. Step 5: Solve for x
    x = 49,393,616,731,919.16/8,662,382.14
  6. Step 6: Final answer
    x = 5,702,082.40

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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.