Home / 30,251,077.48-41,750,016.28-17,200,291.88

Finding the Fourth Proportional to 30,251,077.48, 41,750,016.28 and 17,200,291.88

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Solution

The fourth proportional to 30,251,077.48, 41,750,016.28 and 17,200,291.88 is: 23,738,409.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,251,077.48 : 41,750,016.28 = 17,200,291.88 : x
  2. Step 2: Convert to fraction form
    30,251,077.48/41,750,016.28 = 17,200,291.88/x
  3. Step 3: Cross multiply
    30,251,077.48x = 41,750,016.28 × 17,200,291.88
  4. Step 4: Simplify right side
    30,251,077.48x = 718,112,466,010,751.75
  5. Step 5: Solve for x
    x = 718,112,466,010,751.75/30,251,077.48
  6. Step 6: Final answer
    x = 23,738,409.53

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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.