Home / 8,205,087.20-12,307,630.80-5,937,605.60

Finding the Fourth Proportional to 8,205,087.20, 12,307,630.80 and 5,937,605.60

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Solution

The fourth proportional to 8,205,087.20, 12,307,630.80 and 5,937,605.60 is: 8,906,408.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,205,087.20 : 12,307,630.80 = 5,937,605.60 : x
  2. Step 2: Convert to fraction form
    8,205,087.20/12,307,630.80 = 5,937,605.60/x
  3. Step 3: Cross multiply
    8,205,087.20x = 12,307,630.80 × 5,937,605.60
  4. Step 4: Simplify right side
    8,205,087.20x = 73,077,857,560,812.48
  5. Step 5: Solve for x
    x = 73,077,857,560,812.48/8,205,087.20
  6. Step 6: Final answer
    x = 8,906,408.40

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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.