Home / 19,555,705.62-26,986,669.83-10,853,953.38

Finding the Fourth Proportional to 19,555,705.62, 26,986,669.83 and 10,853,953.38

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Solution

The fourth proportional to 19,555,705.62, 26,986,669.83 and 10,853,953.38 is: 14,978,342.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,555,705.62 : 26,986,669.83 = 10,853,953.38 : x
  2. Step 2: Convert to fraction form
    19,555,705.62/26,986,669.83 = 10,853,953.38/x
  3. Step 3: Cross multiply
    19,555,705.62x = 26,986,669.83 × 10,853,953.38
  4. Step 4: Simplify right side
    19,555,705.62x = 292,912,056,216,272.50
  5. Step 5: Solve for x
    x = 292,912,056,216,272.50/19,555,705.62
  6. Step 6: Final answer
    x = 14,978,342.48

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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.