Home / 13,235,101.20-19,848,715.20-5,143,419.90

Finding the Fourth Proportional to 13,235,101.20, 19,848,715.20 and 5,143,419.90

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Solution

The fourth proportional to 13,235,101.20, 19,848,715.20 and 5,143,419.90 is: 7,713,600.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,235,101.20 : 19,848,715.20 = 5,143,419.90 : x
  2. Step 2: Convert to fraction form
    13,235,101.20/19,848,715.20 = 5,143,419.90/x
  3. Step 3: Cross multiply
    13,235,101.20x = 19,848,715.20 × 5,143,419.90
  4. Step 4: Simplify right side
    13,235,101.20x = 102,090,276,749,112.48
  5. Step 5: Solve for x
    x = 102,090,276,749,112.48/13,235,101.20
  6. Step 6: Final answer
    x = 7,713,600.01

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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.