Home / 18,529,079.40-25,570,131.96-10,269,674.90

Finding the Fourth Proportional to 18,529,079.40, 25,570,131.96 and 10,269,674.90

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Solution

The fourth proportional to 18,529,079.40, 25,570,131.96 and 10,269,674.90 is: 14,172,152.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,529,079.40 : 25,570,131.96 = 10,269,674.90 : x
  2. Step 2: Convert to fraction form
    18,529,079.40/25,570,131.96 = 10,269,674.90/x
  3. Step 3: Cross multiply
    18,529,079.40x = 25,570,131.96 × 10,269,674.90
  4. Step 4: Simplify right side
    18,529,079.40x = 262,596,942,251,449.16
  5. Step 5: Solve for x
    x = 262,596,942,251,449.16/18,529,079.40
  6. Step 6: Final answer
    x = 14,172,152.68

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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.