Home / 6,408,001.80-9,612,002.70-4,019,214.60

Finding the Fourth Proportional to 6,408,001.80, 9,612,002.70 and 4,019,214.60

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Solution

The fourth proportional to 6,408,001.80, 9,612,002.70 and 4,019,214.60 is: 6,028,821.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,408,001.80 : 9,612,002.70 = 4,019,214.60 : x
  2. Step 2: Convert to fraction form
    6,408,001.80/9,612,002.70 = 4,019,214.60/x
  3. Step 3: Cross multiply
    6,408,001.80x = 9,612,002.70 × 4,019,214.60
  4. Step 4: Simplify right side
    6,408,001.80x = 38,632,701,587,079.41
  5. Step 5: Solve for x
    x = 38,632,701,587,079.41/6,408,001.80
  6. Step 6: Final answer
    x = 6,028,821.90

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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.