Home / 10,519,072.14-15,788,307.69-5,335,320.54

Finding the Fourth Proportional to 10,519,072.14, 15,788,307.69 and 5,335,320.54

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Solution

The fourth proportional to 10,519,072.14, 15,788,307.69 and 5,335,320.54 is: 8,007,900.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,519,072.14 : 15,788,307.69 = 5,335,320.54 : x
  2. Step 2: Convert to fraction form
    10,519,072.14/15,788,307.69 = 5,335,320.54/x
  3. Step 3: Cross multiply
    10,519,072.14x = 15,788,307.69 × 5,335,320.54
  4. Step 4: Simplify right side
    10,519,072.14x = 84,235,682,310,296.95
  5. Step 5: Solve for x
    x = 84,235,682,310,296.95/10,519,072.14
  6. Step 6: Final answer
    x = 8,007,900.43

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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.