Home / 20,184,653.80-27,854,821.52-11,017,296.55

Finding the Fourth Proportional to 20,184,653.80, 27,854,821.52 and 11,017,296.55

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Solution

The fourth proportional to 20,184,653.80, 27,854,821.52 and 11,017,296.55 is: 15,203,868.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,184,653.80 : 27,854,821.52 = 11,017,296.55 : x
  2. Step 2: Convert to fraction form
    20,184,653.80/27,854,821.52 = 11,017,296.55/x
  3. Step 3: Cross multiply
    20,184,653.80x = 27,854,821.52 × 11,017,296.55
  4. Step 4: Simplify right side
    20,184,653.80x = 306,884,829,033,161.75
  5. Step 5: Solve for x
    x = 306,884,829,033,161.75/20,184,653.80
  6. Step 6: Final answer
    x = 15,203,868.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.