Home / 53,621,866.80-80,432,800.20-17,720,074.80

Finding the Fourth Proportional to 53,621,866.80, 80,432,800.20 and 17,720,074.80

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Solution

The fourth proportional to 53,621,866.80, 80,432,800.20 and 17,720,074.80 is: 26,580,112.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,621,866.80 : 80,432,800.20 = 17,720,074.80 : x
  2. Step 2: Convert to fraction form
    53,621,866.80/80,432,800.20 = 17,720,074.80/x
  3. Step 3: Cross multiply
    53,621,866.80x = 80,432,800.20 × 17,720,074.80
  4. Step 4: Simplify right side
    53,621,866.80x = 1,425,275,235,917,455
  5. Step 5: Solve for x
    x = 1,425,275,235,917,455/53,621,866.80
  6. Step 6: Final answer
    x = 26,580,112.20

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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.