Home / 20,546,574.30-30,760,879.05-19,956,750.30

Finding the Fourth Proportional to 20,546,574.30, 30,760,879.05 and 19,956,750.30

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Solution

The fourth proportional to 20,546,574.30, 30,760,879.05 and 19,956,750.30 is: 29,877,836.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,546,574.30 : 30,760,879.05 = 19,956,750.30 : x
  2. Step 2: Convert to fraction form
    20,546,574.30/30,760,879.05 = 19,956,750.30/x
  3. Step 3: Cross multiply
    20,546,574.30x = 30,760,879.05 × 19,956,750.30
  4. Step 4: Simplify right side
    20,546,574.30x = 613,887,182,209,351.25
  5. Step 5: Solve for x
    x = 613,887,182,209,351.25/20,546,574.30
  6. Step 6: Final answer
    x = 29,877,836.24

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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.