Home / 52,490,419.48-78,728,716.56-15,601,522

Finding the Fourth Proportional to 52,490,419.48, 78,728,716.56 and 15,601,522

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Solution

The fourth proportional to 52,490,419.48, 78,728,716.56 and 15,601,522 is: 23,400,228.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,490,419.48 : 78,728,716.56 = 15,601,522 : x
  2. Step 2: Convert to fraction form
    52,490,419.48/78,728,716.56 = 15,601,522/x
  3. Step 3: Cross multiply
    52,490,419.48x = 78,728,716.56 × 15,601,522
  4. Step 4: Simplify right side
    52,490,419.48x = 1,228,287,803,442,604.25
  5. Step 5: Solve for x
    x = 1,228,287,803,442,604.25/52,490,419.48
  6. Step 6: Final answer
    x = 23,400,228.38

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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.