Home / 6,685,918.20-10,028,877.30-1,637,228.70

Finding the Fourth Proportional to 6,685,918.20, 10,028,877.30 and 1,637,228.70

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Solution

The fourth proportional to 6,685,918.20, 10,028,877.30 and 1,637,228.70 is: 2,455,843.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,685,918.20 : 10,028,877.30 = 1,637,228.70 : x
  2. Step 2: Convert to fraction form
    6,685,918.20/10,028,877.30 = 1,637,228.70/x
  3. Step 3: Cross multiply
    6,685,918.20x = 10,028,877.30 × 1,637,228.70
  4. Step 4: Simplify right side
    6,685,918.20x = 16,419,565,744,338.51
  5. Step 5: Solve for x
    x = 16,419,565,744,338.51/6,685,918.20
  6. Step 6: Final answer
    x = 2,455,843.05

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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.