Home / 10,135,851.98-13,987,701.47-5,784,850.71

Finding the Fourth Proportional to 10,135,851.98, 13,987,701.47 and 5,784,850.71

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Solution

The fourth proportional to 10,135,851.98, 13,987,701.47 and 5,784,850.71 is: 7,983,222.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,135,851.98 : 13,987,701.47 = 5,784,850.71 : x
  2. Step 2: Convert to fraction form
    10,135,851.98/13,987,701.47 = 5,784,850.71/x
  3. Step 3: Cross multiply
    10,135,851.98x = 13,987,701.47 × 5,784,850.71
  4. Step 4: Simplify right side
    10,135,851.98x = 80,916,764,794,459.67
  5. Step 5: Solve for x
    x = 80,916,764,794,459.67/10,135,851.98
  6. Step 6: Final answer
    x = 7,983,222.82

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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.