Home / 6,260,428.80-9,390,643.20-3,856,478.40

Finding the Fourth Proportional to 6,260,428.80, 9,390,643.20 and 3,856,478.40

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Solution

The fourth proportional to 6,260,428.80, 9,390,643.20 and 3,856,478.40 is: 5,784,717.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,260,428.80 : 9,390,643.20 = 3,856,478.40 : x
  2. Step 2: Convert to fraction form
    6,260,428.80/9,390,643.20 = 3,856,478.40/x
  3. Step 3: Cross multiply
    6,260,428.80x = 9,390,643.20 × 3,856,478.40
  4. Step 4: Simplify right side
    6,260,428.80x = 36,214,812,662,906.88
  5. Step 5: Solve for x
    x = 36,214,812,662,906.88/6,260,428.80
  6. Step 6: Final answer
    x = 5,784,717.60

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Similar ratio
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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.