Home / 21,004,003.10-31,493,563.05-10,926,307.10

Finding the Fourth Proportional to 21,004,003.10, 31,493,563.05 and 10,926,307.10

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Solution

The fourth proportional to 21,004,003.10, 31,493,563.05 and 10,926,307.10 is: 16,382,988.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,004,003.10 : 31,493,563.05 = 10,926,307.10 : x
  2. Step 2: Convert to fraction form
    21,004,003.10/31,493,563.05 = 10,926,307.10/x
  3. Step 3: Cross multiply
    21,004,003.10x = 31,493,563.05 × 10,926,307.10
  4. Step 4: Simplify right side
    21,004,003.10x = 344,108,341,557,512.62
  5. Step 5: Solve for x
    x = 344,108,341,557,512.62/21,004,003.10
  6. Step 6: Final answer
    x = 16,382,988.52

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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.