Home / 13,284,564.80-19,884,856.80-9,505,428.80

Finding the Fourth Proportional to 13,284,564.80, 19,884,856.80 and 9,505,428.80

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Solution

The fourth proportional to 13,284,564.80, 19,884,856.80 and 9,505,428.80 is: 14,228,098.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,284,564.80 : 19,884,856.80 = 9,505,428.80 : x
  2. Step 2: Convert to fraction form
    13,284,564.80/19,884,856.80 = 9,505,428.80/x
  3. Step 3: Cross multiply
    13,284,564.80x = 19,884,856.80 × 9,505,428.80
  4. Step 4: Simplify right side
    13,284,564.80x = 189,014,090,510,595.88
  5. Step 5: Solve for x
    x = 189,014,090,510,595.88/13,284,564.80
  6. Step 6: Final answer
    x = 14,228,098.05

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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.