Home / 10,684,934.88-15,989,090.64-9,250,551.76

Finding the Fourth Proportional to 10,684,934.88, 15,989,090.64 and 9,250,551.76

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Solution

The fourth proportional to 10,684,934.88, 15,989,090.64 and 9,250,551.76 is: 13,842,659.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,684,934.88 : 15,989,090.64 = 9,250,551.76 : x
  2. Step 2: Convert to fraction form
    10,684,934.88/15,989,090.64 = 9,250,551.76/x
  3. Step 3: Cross multiply
    10,684,934.88x = 15,989,090.64 × 9,250,551.76
  4. Step 4: Simplify right side
    10,684,934.88x = 147,907,910,560,651.53
  5. Step 5: Solve for x
    x = 147,907,910,560,651.53/10,684,934.88
  6. Step 6: Final answer
    x = 13,842,659.05

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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.