Home / 7,252,465.01-10,008,639.65-3,989,530.26

Finding the Fourth Proportional to 7,252,465.01, 10,008,639.65 and 3,989,530.26

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Solution

The fourth proportional to 7,252,465.01, 10,008,639.65 and 3,989,530.26 is: 5,505,682.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,252,465.01 : 10,008,639.65 = 3,989,530.26 : x
  2. Step 2: Convert to fraction form
    7,252,465.01/10,008,639.65 = 3,989,530.26/x
  3. Step 3: Cross multiply
    7,252,465.01x = 10,008,639.65 × 3,989,530.26
  4. Step 4: Simplify right side
    7,252,465.01x = 39,929,770,755,084.63
  5. Step 5: Solve for x
    x = 39,929,770,755,084.63/7,252,465.01
  6. Step 6: Final answer
    x = 5,505,682.65

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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.