Home / 11,492,431.80-17,229,899.70-5,816,729.40

Finding the Fourth Proportional to 11,492,431.80, 17,229,899.70 and 5,816,729.40

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Solution

The fourth proportional to 11,492,431.80, 17,229,899.70 and 5,816,729.40 is: 8,720,666.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,492,431.80 : 17,229,899.70 = 5,816,729.40 : x
  2. Step 2: Convert to fraction form
    11,492,431.80/17,229,899.70 = 5,816,729.40/x
  3. Step 3: Cross multiply
    11,492,431.80x = 17,229,899.70 × 5,816,729.40
  4. Step 4: Simplify right side
    11,492,431.80x = 100,221,664,144,041.19
  5. Step 5: Solve for x
    x = 100,221,664,144,041.19/11,492,431.80
  6. Step 6: Final answer
    x = 8,720,666.43

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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.