Home / 10,355,788.88-15,533,669.88-2,782,754.80

Finding the Fourth Proportional to 10,355,788.88, 15,533,669.88 and 2,782,754.80

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Solution

The fourth proportional to 10,355,788.88, 15,533,669.88 and 2,782,754.80 is: 4,174,128.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,355,788.88 : 15,533,669.88 = 2,782,754.80 : x
  2. Step 2: Convert to fraction form
    10,355,788.88/15,533,669.88 = 2,782,754.80/x
  3. Step 3: Cross multiply
    10,355,788.88x = 15,533,669.88 × 2,782,754.80
  4. Step 4: Simplify right side
    10,355,788.88x = 43,226,394,420,185.42
  5. Step 5: Solve for x
    x = 43,226,394,420,185.42/10,355,788.88
  6. Step 6: Final answer
    x = 4,174,128.59

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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.