Home / 4,147,675.80-6,221,513.70-2,712,785.10

Finding the Fourth Proportional to 4,147,675.80, 6,221,513.70 and 2,712,785.10

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Solution

The fourth proportional to 4,147,675.80, 6,221,513.70 and 2,712,785.10 is: 4,069,177.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147,675.80 : 6,221,513.70 = 2,712,785.10 : x
  2. Step 2: Convert to fraction form
    4,147,675.80/6,221,513.70 = 2,712,785.10/x
  3. Step 3: Cross multiply
    4,147,675.80x = 6,221,513.70 × 2,712,785.10
  4. Step 4: Simplify right side
    4,147,675.80x = 16,877,629,664,805.87
  5. Step 5: Solve for x
    x = 16,877,629,664,805.87/4,147,675.80
  6. Step 6: Final answer
    x = 4,069,177.65

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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.