Home / 20,240,537.27-30,201,830.96-19,005,182.37

Finding the Fourth Proportional to 20,240,537.27, 30,201,830.96 and 19,005,182.37

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Solution

The fourth proportional to 20,240,537.27, 30,201,830.96 and 19,005,182.37 is: 28,358,501.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,240,537.27 : 30,201,830.96 = 19,005,182.37 : x
  2. Step 2: Convert to fraction form
    20,240,537.27/30,201,830.96 = 19,005,182.37/x
  3. Step 3: Cross multiply
    20,240,537.27x = 30,201,830.96 × 19,005,182.37
  4. Step 4: Simplify right side
    20,240,537.27x = 573,991,305,207,686.25
  5. Step 5: Solve for x
    x = 573,991,305,207,686.25/20,240,537.27
  6. Step 6: Final answer
    x = 28,358,501.44

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.