Home / 8,226,345.12-11,351,563.96-4,917,985.56

Finding the Fourth Proportional to 8,226,345.12, 11,351,563.96 and 4,917,985.56

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Solution

The fourth proportional to 8,226,345.12, 11,351,563.96 and 4,917,985.56 is: 6,786,346.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,226,345.12 : 11,351,563.96 = 4,917,985.56 : x
  2. Step 2: Convert to fraction form
    8,226,345.12/11,351,563.96 = 4,917,985.56/x
  3. Step 3: Cross multiply
    8,226,345.12x = 11,351,563.96 × 4,917,985.56
  4. Step 4: Simplify right side
    8,226,345.12x = 55,826,827,638,696.41
  5. Step 5: Solve for x
    x = 55,826,827,638,696.41/8,226,345.12
  6. Step 6: Final answer
    x = 6,786,346.41

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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.