Home / 30,813,969.64-42,522,755.25-17,062,638.52

Finding the Fourth Proportional to 30,813,969.64, 42,522,755.25 and 17,062,638.52

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Solution

The fourth proportional to 30,813,969.64, 42,522,755.25 and 17,062,638.52 is: 23,546,151.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,813,969.64 : 42,522,755.25 = 17,062,638.52 : x
  2. Step 2: Convert to fraction form
    30,813,969.64/42,522,755.25 = 17,062,638.52/x
  3. Step 3: Cross multiply
    30,813,969.64x = 42,522,755.25 × 17,062,638.52
  4. Step 4: Simplify right side
    30,813,969.64x = 725,550,401,705,182.25
  5. Step 5: Solve for x
    x = 725,550,401,705,182.25/30,813,969.64
  6. Step 6: Final answer
    x = 23,546,151.64

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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.