Home / 6,587,276.80-9,880,915.20-3,219,750.40

Finding the Fourth Proportional to 6,587,276.80, 9,880,915.20 and 3,219,750.40

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Solution

The fourth proportional to 6,587,276.80, 9,880,915.20 and 3,219,750.40 is: 4,829,625.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,587,276.80 : 9,880,915.20 = 3,219,750.40 : x
  2. Step 2: Convert to fraction form
    6,587,276.80/9,880,915.20 = 3,219,750.40/x
  3. Step 3: Cross multiply
    6,587,276.80x = 9,880,915.20 × 3,219,750.40
  4. Step 4: Simplify right side
    6,587,276.80x = 31,814,080,667,566.08
  5. Step 5: Solve for x
    x = 31,814,080,667,566.08/6,587,276.80
  6. Step 6: Final answer
    x = 4,829,625.60

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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.