Home / 6,849,240.67-10,275,333.38-1,991,631.59

Finding the Fourth Proportional to 6,849,240.67, 10,275,333.38 and 1,991,631.59

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Solution

The fourth proportional to 6,849,240.67, 10,275,333.38 and 1,991,631.59 is: 2,987,875.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,849,240.67 : 10,275,333.38 = 1,991,631.59 : x
  2. Step 2: Convert to fraction form
    6,849,240.67/10,275,333.38 = 1,991,631.59/x
  3. Step 3: Cross multiply
    6,849,240.67x = 10,275,333.38 × 1,991,631.59
  4. Step 4: Simplify right side
    6,849,240.67x = 20,464,678,557,389.48
  5. Step 5: Solve for x
    x = 20,464,678,557,389.48/6,849,240.67
  6. Step 6: Final answer
    x = 2,987,875.52

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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.