Home / 85,544,932.44-128,266,155.22-27,227,420.36

Finding the Fourth Proportional to 85,544,932.44, 128,266,155.22 and 27,227,420.36

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Solution

The fourth proportional to 85,544,932.44, 128,266,155.22 and 27,227,420.36 is: 40,824,820.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,544,932.44 : 128,266,155.22 = 27,227,420.36 : x
  2. Step 2: Convert to fraction form
    85,544,932.44/128,266,155.22 = 27,227,420.36/x
  3. Step 3: Cross multiply
    85,544,932.44x = 128,266,155.22 × 27,227,420.36
  4. Step 4: Simplify right side
    85,544,932.44x = 3,492,356,526,135,948
  5. Step 5: Solve for x
    x = 3,492,356,526,135,948/85,544,932.44
  6. Step 6: Final answer
    x = 40,824,820.67

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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.