Home / 8,189,359.74-12,285,483.66-2,796,746.40

Finding the Fourth Proportional to 8,189,359.74, 12,285,483.66 and 2,796,746.40

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Solution

The fourth proportional to 8,189,359.74, 12,285,483.66 and 2,796,746.40 is: 4,195,612.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,189,359.74 : 12,285,483.66 = 2,796,746.40 : x
  2. Step 2: Convert to fraction form
    8,189,359.74/12,285,483.66 = 2,796,746.40/x
  3. Step 3: Cross multiply
    8,189,359.74x = 12,285,483.66 × 2,796,746.40
  4. Step 4: Simplify right side
    8,189,359.74x = 34,359,382,198,363.82
  5. Step 5: Solve for x
    x = 34,359,382,198,363.82/8,189,359.74
  6. Step 6: Final answer
    x = 4,195,612.76

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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.