Home / 15,665,131.85-23,492,375.79-5,427,602.06

Finding the Fourth Proportional to 15,665,131.85, 23,492,375.79 and 5,427,602.06

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Solution

The fourth proportional to 15,665,131.85, 23,492,375.79 and 5,427,602.06 is: 8,139,559.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,665,131.85 : 23,492,375.79 = 5,427,602.06 : x
  2. Step 2: Convert to fraction form
    15,665,131.85/23,492,375.79 = 5,427,602.06/x
  3. Step 3: Cross multiply
    15,665,131.85x = 23,492,375.79 × 5,427,602.06
  4. Step 4: Simplify right side
    15,665,131.85x = 127,507,267,232,098.11
  5. Step 5: Solve for x
    x = 127,507,267,232,098.11/15,665,131.85
  6. Step 6: Final answer
    x = 8,139,559.15

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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.