Home / 30,360,166.80-45,561,245.40-21,846,613.20

Finding the Fourth Proportional to 30,360,166.80, 45,561,245.40 and 21,846,613.20

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Solution

The fourth proportional to 30,360,166.80, 45,561,245.40 and 21,846,613.20 is: 32,785,027.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,360,166.80 : 45,561,245.40 = 21,846,613.20 : x
  2. Step 2: Convert to fraction form
    30,360,166.80/45,561,245.40 = 21,846,613.20/x
  3. Step 3: Cross multiply
    30,360,166.80x = 45,561,245.40 × 21,846,613.20
  4. Step 4: Simplify right side
    30,360,166.80x = 995,358,905,164,079.25
  5. Step 5: Solve for x
    x = 995,358,905,164,079.25/30,360,166.80
  6. Step 6: Final answer
    x = 32,785,027.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.