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Finding the Fourth Proportional to 19,549,192.29, 26,978,071.36 and 10,848,174.51

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Solution

The fourth proportional to 19,549,192.29, 26,978,071.36 and 10,848,174.51 is: 14,970,584.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,549,192.29 : 26,978,071.36 = 10,848,174.51 : x
  2. Step 2: Convert to fraction form
    19,549,192.29/26,978,071.36 = 10,848,174.51/x
  3. Step 3: Cross multiply
    19,549,192.29x = 26,978,071.36 × 10,848,174.51
  4. Step 4: Simplify right side
    19,549,192.29x = 292,662,826,150,900.69
  5. Step 5: Solve for x
    x = 292,662,826,150,900.69/19,549,192.29
  6. Step 6: Final answer
    x = 14,970,584.05

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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.