Home / 90,602,578.46-135,921,631.26-36,004,987.46

Finding the Fourth Proportional to 90,602,578.46, 135,921,631.26 and 36,004,987.46

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Solution

The fourth proportional to 90,602,578.46, 135,921,631.26 and 36,004,987.46 is: 54,014,540.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,602,578.46 : 135,921,631.26 = 36,004,987.46 : x
  2. Step 2: Convert to fraction form
    90,602,578.46/135,921,631.26 = 36,004,987.46/x
  3. Step 3: Cross multiply
    90,602,578.46x = 135,921,631.26 × 36,004,987.46
  4. Step 4: Simplify right side
    90,602,578.46x = 4,893,856,629,059,044
  5. Step 5: Solve for x
    x = 4,893,856,629,059,044/90,602,578.46
  6. Step 6: Final answer
    x = 54,014,540.34

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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.