Home / 8,485,210.20-11,709,855.65-4,814,281.29

Finding the Fourth Proportional to 8,485,210.20, 11,709,855.65 and 4,814,281.29

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Solution

The fourth proportional to 8,485,210.20, 11,709,855.65 and 4,814,281.29 is: 6,643,858.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,485,210.20 : 11,709,855.65 = 4,814,281.29 : x
  2. Step 2: Convert to fraction form
    8,485,210.20/11,709,855.65 = 4,814,281.29/x
  3. Step 3: Cross multiply
    8,485,210.20x = 11,709,855.65 × 4,814,281.29
  4. Step 4: Simplify right side
    8,485,210.20x = 56,374,538,940,324.38
  5. Step 5: Solve for x
    x = 56,374,538,940,324.38/8,485,210.20
  6. Step 6: Final answer
    x = 6,643,858.86

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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.