Home / 7,155,478.40-10,745,659.20-3,796,246.40

Finding the Fourth Proportional to 7,155,478.40, 10,745,659.20 and 3,796,246.40

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Solution

The fourth proportional to 7,155,478.40, 10,745,659.20 and 3,796,246.40 is: 5,700,970.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,155,478.40 : 10,745,659.20 = 3,796,246.40 : x
  2. Step 2: Convert to fraction form
    7,155,478.40/10,745,659.20 = 3,796,246.40/x
  3. Step 3: Cross multiply
    7,155,478.40x = 10,745,659.20 × 3,796,246.40
  4. Step 4: Simplify right side
    7,155,478.40x = 40,793,170,053,626.88
  5. Step 5: Solve for x
    x = 40,793,170,053,626.88/7,155,478.40
  6. Step 6: Final answer
    x = 5,700,970.33

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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.