Home / 10,945,499.80-16,418,249.70-6,914,421.40

Finding the Fourth Proportional to 10,945,499.80, 16,418,249.70 and 6,914,421.40

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Solution

The fourth proportional to 10,945,499.80, 16,418,249.70 and 6,914,421.40 is: 10,371,632.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,945,499.80 : 16,418,249.70 = 6,914,421.40 : x
  2. Step 2: Convert to fraction form
    10,945,499.80/16,418,249.70 = 6,914,421.40/x
  3. Step 3: Cross multiply
    10,945,499.80x = 16,418,249.70 × 6,914,421.40
  4. Step 4: Simplify right side
    10,945,499.80x = 113,522,697,076,223.58
  5. Step 5: Solve for x
    x = 113,522,697,076,223.58/10,945,499.80
  6. Step 6: Final answer
    x = 10,371,632.10

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1.5x scale

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.