Home / 30,845,664.42-42,567,016.90-17,095,514.28

Finding the Fourth Proportional to 30,845,664.42, 42,567,016.90 and 17,095,514.28

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Solution

The fourth proportional to 30,845,664.42, 42,567,016.90 and 17,095,514.28 is: 23,591,809.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,845,664.42 : 42,567,016.90 = 17,095,514.28 : x
  2. Step 2: Convert to fraction form
    30,845,664.42/42,567,016.90 = 17,095,514.28/x
  3. Step 3: Cross multiply
    30,845,664.42x = 42,567,016.90 × 17,095,514.28
  4. Step 4: Simplify right side
    30,845,664.42x = 727,705,045,388,169.50
  5. Step 5: Solve for x
    x = 727,705,045,388,169.50/30,845,664.42
  6. Step 6: Final answer
    x = 23,591,809.71

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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.