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Finding the Fourth Proportional to 17,203,613.34, 25,805,978.92 and 5,072,059.48

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Solution

The fourth proportional to 17,203,613.34, 25,805,978.92 and 5,072,059.48 is: 7,608,254.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,203,613.34 : 25,805,978.92 = 5,072,059.48 : x
  2. Step 2: Convert to fraction form
    17,203,613.34/25,805,978.92 = 5,072,059.48/x
  3. Step 3: Cross multiply
    17,203,613.34x = 25,805,978.92 × 5,072,059.48
  4. Step 4: Simplify right side
    17,203,613.34x = 130,889,460,021,866.19
  5. Step 5: Solve for x
    x = 130,889,460,021,866.19/17,203,613.34
  6. Step 6: Final answer
    x = 7,608,254.00

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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.