Home / 12,221,034.60-18,331,551.90-6,552,330.60

Finding the Fourth Proportional to 12,221,034.60, 18,331,551.90 and 6,552,330.60

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Solution

The fourth proportional to 12,221,034.60, 18,331,551.90 and 6,552,330.60 is: 9,828,495.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,221,034.60 : 18,331,551.90 = 6,552,330.60 : x
  2. Step 2: Convert to fraction form
    12,221,034.60/18,331,551.90 = 6,552,330.60/x
  3. Step 3: Cross multiply
    12,221,034.60x = 18,331,551.90 × 6,552,330.60
  4. Step 4: Simplify right side
    12,221,034.60x = 120,114,388,459,858.12
  5. Step 5: Solve for x
    x = 120,114,388,459,858.12/12,221,034.60
  6. Step 6: Final answer
    x = 9,828,495.90

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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.