Home / 5,455,383.46-8,182,778.56-1,668,866.34

Finding the Fourth Proportional to 5,455,383.46, 8,182,778.56 and 1,668,866.34

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Solution

The fourth proportional to 5,455,383.46, 8,182,778.56 and 1,668,866.34 is: 2,503,208.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455,383.46 : 8,182,778.56 = 1,668,866.34 : x
  2. Step 2: Convert to fraction form
    5,455,383.46/8,182,778.56 = 1,668,866.34/x
  3. Step 3: Cross multiply
    5,455,383.46x = 8,182,778.56 × 1,668,866.34
  4. Step 4: Simplify right side
    5,455,383.46x = 13,655,963,706,457.67
  5. Step 5: Solve for x
    x = 13,655,963,706,457.67/5,455,383.46
  6. Step 6: Final answer
    x = 2,503,208.77

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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.