Home / 6,425,009.30-9,640,457.04-2,782,853.18

Finding the Fourth Proportional to 6,425,009.30, 9,640,457.04 and 2,782,853.18

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Solution

The fourth proportional to 6,425,009.30, 9,640,457.04 and 2,782,853.18 is: 4,175,554.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,425,009.30 : 9,640,457.04 = 2,782,853.18 : x
  2. Step 2: Convert to fraction form
    6,425,009.30/9,640,457.04 = 2,782,853.18/x
  3. Step 3: Cross multiply
    6,425,009.30x = 9,640,457.04 × 2,782,853.18
  4. Step 4: Simplify right side
    6,425,009.30x = 26,827,976,530,417.39
  5. Step 5: Solve for x
    x = 26,827,976,530,417.39/6,425,009.30
  6. Step 6: Final answer
    x = 4,175,554.51

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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.