Home / 20,184,659.80-27,854,829.78-11,017,302.55

Finding the Fourth Proportional to 20,184,659.80, 27,854,829.78 and 11,017,302.55

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Solution

The fourth proportional to 20,184,659.80, 27,854,829.78 and 11,017,302.55 is: 15,203,877.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,184,659.80 : 27,854,829.78 = 11,017,302.55 : x
  2. Step 2: Convert to fraction form
    20,184,659.80/27,854,829.78 = 11,017,302.55/x
  3. Step 3: Cross multiply
    20,184,659.80x = 27,854,829.78 × 11,017,302.55
  4. Step 4: Simplify right side
    20,184,659.80x = 306,885,087,165,010
  5. Step 5: Solve for x
    x = 306,885,087,165,010/20,184,659.80
  6. Step 6: Final answer
    x = 15,203,877.11

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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.