Home / 10,784,513.12-16,177,101.83-4,716,121.20

Finding the Fourth Proportional to 10,784,513.12, 16,177,101.83 and 4,716,121.20

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Solution

The fourth proportional to 10,784,513.12, 16,177,101.83 and 4,716,121.20 is: 7,074,327.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,784,513.12 : 16,177,101.83 = 4,716,121.20 : x
  2. Step 2: Convert to fraction form
    10,784,513.12/16,177,101.83 = 4,716,121.20/x
  3. Step 3: Cross multiply
    10,784,513.12x = 16,177,101.83 × 4,716,121.20
  4. Step 4: Simplify right side
    10,784,513.12x = 76,293,172,871,441.19
  5. Step 5: Solve for x
    x = 76,293,172,871,441.19/10,784,513.12
  6. Step 6: Final answer
    x = 7,074,327.05

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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.