Home / 18,411,620.94-25,408,236.33-10,151,699.19

Finding the Fourth Proportional to 18,411,620.94, 25,408,236.33 and 10,151,699.19

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Solution

The fourth proportional to 18,411,620.94, 25,408,236.33 and 10,151,699.19 is: 14,009,454.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,411,620.94 : 25,408,236.33 = 10,151,699.19 : x
  2. Step 2: Convert to fraction form
    18,411,620.94/25,408,236.33 = 10,151,699.19/x
  3. Step 3: Cross multiply
    18,411,620.94x = 25,408,236.33 × 10,151,699.19
  4. Step 4: Simplify right side
    18,411,620.94x = 257,936,772,170,589.53
  5. Step 5: Solve for x
    x = 257,936,772,170,589.53/18,411,620.94
  6. Step 6: Final answer
    x = 14,009,454.84

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1.5x scale

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.