Home / 20,546,525.30-30,760,805.55-19,956,701.30

Finding the Fourth Proportional to 20,546,525.30, 30,760,805.55 and 19,956,701.30

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Solution

The fourth proportional to 20,546,525.30, 30,760,805.55 and 19,956,701.30 is: 29,877,762.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,546,525.30 : 30,760,805.55 = 19,956,701.30 : x
  2. Step 2: Convert to fraction form
    20,546,525.30/30,760,805.55 = 19,956,701.30/x
  3. Step 3: Cross multiply
    20,546,525.30x = 30,760,805.55 × 19,956,701.30
  4. Step 4: Simplify right side
    20,546,525.30x = 613,884,208,108,732.25
  5. Step 5: Solve for x
    x = 613,884,208,108,732.25/20,546,525.30
  6. Step 6: Final answer
    x = 29,877,762.74

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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.