Home / 18,740,988.24-28,112,104.65-6,444,830.94

Finding the Fourth Proportional to 18,740,988.24, 28,112,104.65 and 6,444,830.94

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Solution

The fourth proportional to 18,740,988.24, 28,112,104.65 and 6,444,830.94 is: 9,667,460.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,740,988.24 : 28,112,104.65 = 6,444,830.94 : x
  2. Step 2: Convert to fraction form
    18,740,988.24/28,112,104.65 = 6,444,830.94/x
  3. Step 3: Cross multiply
    18,740,988.24x = 28,112,104.65 × 6,444,830.94
  4. Step 4: Simplify right side
    18,740,988.24x = 181,177,761,836,837.88
  5. Step 5: Solve for x
    x = 181,177,761,836,837.88/18,740,988.24
  6. Step 6: Final answer
    x = 9,667,460.41

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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.