Home / 18,713,567.32-28,081,548.48-17,190,715.48

Finding the Fourth Proportional to 18,713,567.32, 28,081,548.48 and 17,190,715.48

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Solution

The fourth proportional to 18,713,567.32, 28,081,548.48 and 17,190,715.48 is: 25,796,359.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,713,567.32 : 28,081,548.48 = 17,190,715.48 : x
  2. Step 2: Convert to fraction form
    18,713,567.32/28,081,548.48 = 17,190,715.48/x
  3. Step 3: Cross multiply
    18,713,567.32x = 28,081,548.48 × 17,190,715.48
  4. Step 4: Simplify right side
    18,713,567.32x = 482,741,910,157,506.50
  5. Step 5: Solve for x
    x = 482,741,910,157,506.50/18,713,567.32
  6. Step 6: Final answer
    x = 25,796,359.50

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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.