Home / 6,128,481.81-8,458,224.33-4,655,967.23

Finding the Fourth Proportional to 6,128,481.81, 8,458,224.33 and 4,655,967.23

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Solution

The fourth proportional to 6,128,481.81, 8,458,224.33 and 4,655,967.23 is: 6,425,933.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,128,481.81 : 8,458,224.33 = 4,655,967.23 : x
  2. Step 2: Convert to fraction form
    6,128,481.81/8,458,224.33 = 4,655,967.23/x
  3. Step 3: Cross multiply
    6,128,481.81x = 8,458,224.33 × 4,655,967.23
  4. Step 4: Simplify right side
    6,128,481.81x = 39,381,215,304,468.71
  5. Step 5: Solve for x
    x = 39,381,215,304,468.71/6,128,481.81
  6. Step 6: Final answer
    x = 6,425,933.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.