Home / 34,428,328.64-47,507,481.54-19,538,911.07

Finding the Fourth Proportional to 34,428,328.64, 47,507,481.54 and 19,538,911.07

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Solution

The fourth proportional to 34,428,328.64, 47,507,481.54 and 19,538,911.07 is: 26,961,647.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,428,328.64 : 47,507,481.54 = 19,538,911.07 : x
  2. Step 2: Convert to fraction form
    34,428,328.64/47,507,481.54 = 19,538,911.07/x
  3. Step 3: Cross multiply
    34,428,328.64x = 47,507,481.54 × 19,538,911.07
  4. Step 4: Simplify right side
    34,428,328.64x = 928,244,456,732,189.25
  5. Step 5: Solve for x
    x = 928,244,456,732,189.25/34,428,328.64
  6. Step 6: Final answer
    x = 26,961,647.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.