Home / 19,530,001.80-29,295,002.70-18,534,673.80

Finding the Fourth Proportional to 19,530,001.80, 29,295,002.70 and 18,534,673.80

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Solution

The fourth proportional to 19,530,001.80, 29,295,002.70 and 18,534,673.80 is: 27,802,010.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,530,001.80 : 29,295,002.70 = 18,534,673.80 : x
  2. Step 2: Convert to fraction form
    19,530,001.80/29,295,002.70 = 18,534,673.80/x
  3. Step 3: Cross multiply
    19,530,001.80x = 29,295,002.70 × 18,534,673.80
  4. Step 4: Simplify right side
    19,530,001.80x = 542,973,319,014,619.25
  5. Step 5: Solve for x
    x = 542,973,319,014,619.25/19,530,001.80
  6. Step 6: Final answer
    x = 27,802,010.70

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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.