Home / 18,184,876.80-25,098,381-10,843,182.60

Finding the Fourth Proportional to 18,184,876.80, 25,098,381 and 10,843,182.60

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Solution

The fourth proportional to 18,184,876.80, 25,098,381 and 10,843,182.60 is: 14,965,530.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,184,876.80 : 25,098,381 = 10,843,182.60 : x
  2. Step 2: Convert to fraction form
    18,184,876.80/25,098,381 = 10,843,182.60/x
  3. Step 3: Cross multiply
    18,184,876.80x = 25,098,381 × 10,843,182.60
  4. Step 4: Simplify right side
    18,184,876.80x = 272,146,328,147,370.59
  5. Step 5: Solve for x
    x = 272,146,328,147,370.59/18,184,876.80
  6. Step 6: Final answer
    x = 14,965,530.49

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1.5x scale

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.