Home / 8,546,828.16-12,821,952.96-3,155,511.36

Finding the Fourth Proportional to 8,546,828.16, 12,821,952.96 and 3,155,511.36

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Solution

The fourth proportional to 8,546,828.16, 12,821,952.96 and 3,155,511.36 is: 4,733,898.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,546,828.16 : 12,821,952.96 = 3,155,511.36 : x
  2. Step 2: Convert to fraction form
    8,546,828.16/12,821,952.96 = 3,155,511.36/x
  3. Step 3: Cross multiply
    8,546,828.16x = 12,821,952.96 × 3,155,511.36
  4. Step 4: Simplify right side
    8,546,828.16x = 40,459,818,222,665.62
  5. Step 5: Solve for x
    x = 40,459,818,222,665.62/8,546,828.16
  6. Step 6: Final answer
    x = 4,733,898.64

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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.