Home / 12,364,127.40-18,533,101.50-4,158,958.44

Finding the Fourth Proportional to 12,364,127.40, 18,533,101.50 and 4,158,958.44

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Solution

The fourth proportional to 12,364,127.40, 18,533,101.50 and 4,158,958.44 is: 6,234,034.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,364,127.40 : 18,533,101.50 = 4,158,958.44 : x
  2. Step 2: Convert to fraction form
    12,364,127.40/18,533,101.50 = 4,158,958.44/x
  3. Step 3: Cross multiply
    12,364,127.40x = 18,533,101.50 × 4,158,958.44
  4. Step 4: Simplify right side
    12,364,127.40x = 77,078,398,902,801.66
  5. Step 5: Solve for x
    x = 77,078,398,902,801.66/12,364,127.40
  6. Step 6: Final answer
    x = 6,234,034.67

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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.