Home / 27,220,079.60-40,830,119.40-17,142,383.60

Finding the Fourth Proportional to 27,220,079.60, 40,830,119.40 and 17,142,383.60

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Solution

The fourth proportional to 27,220,079.60, 40,830,119.40 and 17,142,383.60 is: 25,713,575.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,220,079.60 : 40,830,119.40 = 17,142,383.60 : x
  2. Step 2: Convert to fraction form
    27,220,079.60/40,830,119.40 = 17,142,383.60/x
  3. Step 3: Cross multiply
    27,220,079.60x = 40,830,119.40 × 17,142,383.60
  4. Step 4: Simplify right side
    27,220,079.60x = 699,925,569,188,601.88
  5. Step 5: Solve for x
    x = 699,925,569,188,601.88/27,220,079.60
  6. Step 6: Final answer
    x = 25,713,575.40

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Similar ratio
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1.5x scale

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.