Home / 12,225,084.44-18,307,359.45-8,978,924.50

Finding the Fourth Proportional to 12,225,084.44, 18,307,359.45 and 8,978,924.50

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Solution

The fourth proportional to 12,225,084.44, 18,307,359.45 and 8,978,924.50 is: 13,446,156.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,225,084.44 : 18,307,359.45 = 8,978,924.50 : x
  2. Step 2: Convert to fraction form
    12,225,084.44/18,307,359.45 = 8,978,924.50/x
  3. Step 3: Cross multiply
    12,225,084.44x = 18,307,359.45 × 8,978,924.50
  4. Step 4: Simplify right side
    12,225,084.44x = 164,380,398,276,615.06
  5. Step 5: Solve for x
    x = 164,380,398,276,615.06/12,225,084.44
  6. Step 6: Final answer
    x = 13,446,156.47

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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.