Home / 6,384,043.80-9,576,065.70-2,124,642.60

Finding the Fourth Proportional to 6,384,043.80, 9,576,065.70 and 2,124,642.60

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Solution

The fourth proportional to 6,384,043.80, 9,576,065.70 and 2,124,642.60 is: 3,186,963.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,384,043.80 : 9,576,065.70 = 2,124,642.60 : x
  2. Step 2: Convert to fraction form
    6,384,043.80/9,576,065.70 = 2,124,642.60/x
  3. Step 3: Cross multiply
    6,384,043.80x = 9,576,065.70 × 2,124,642.60
  4. Step 4: Simplify right side
    6,384,043.80x = 20,345,717,126,618.82
  5. Step 5: Solve for x
    x = 20,345,717,126,618.82/6,384,043.80
  6. Step 6: Final answer
    x = 3,186,963.90

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1.5x scale

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.