Home / 13,087,876.32-19,639,998.72-5,001,542.64

Finding the Fourth Proportional to 13,087,876.32, 19,639,998.72 and 5,001,542.64

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Solution

The fourth proportional to 13,087,876.32, 19,639,998.72 and 5,001,542.64 is: 7,505,441.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,087,876.32 : 19,639,998.72 = 5,001,542.64 : x
  2. Step 2: Convert to fraction form
    13,087,876.32/19,639,998.72 = 5,001,542.64/x
  3. Step 3: Cross multiply
    13,087,876.32x = 19,639,998.72 × 5,001,542.64
  4. Step 4: Simplify right side
    13,087,876.32x = 98,230,291,047,625.41
  5. Step 5: Solve for x
    x = 98,230,291,047,625.41/13,087,876.32
  6. Step 6: Final answer
    x = 7,505,441.57

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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.