Home / 38,846,423.01-53,608,055.67-21,442,763.69

Finding the Fourth Proportional to 38,846,423.01, 53,608,055.67 and 21,442,763.69

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Solution

The fourth proportional to 38,846,423.01, 53,608,055.67 and 21,442,763.69 is: 29,591,009.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,846,423.01 : 53,608,055.67 = 21,442,763.69 : x
  2. Step 2: Convert to fraction form
    38,846,423.01/53,608,055.67 = 21,442,763.69/x
  3. Step 3: Cross multiply
    38,846,423.01x = 53,608,055.67 × 21,442,763.69
  4. Step 4: Simplify right side
    38,846,423.01x = 1,149,504,869,344,134.25
  5. Step 5: Solve for x
    x = 1,149,504,869,344,134.25/38,846,423.01
  6. Step 6: Final answer
    x = 29,591,009.42

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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.