Home / 10,889,763.45-16,334,533.71-2,802,707.66

Finding the Fourth Proportional to 10,889,763.45, 16,334,533.71 and 2,802,707.66

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Solution

The fourth proportional to 10,889,763.45, 16,334,533.71 and 2,802,707.66 is: 4,204,032.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,889,763.45 : 16,334,533.71 = 2,802,707.66 : x
  2. Step 2: Convert to fraction form
    10,889,763.45/16,334,533.71 = 2,802,707.66/x
  3. Step 3: Cross multiply
    10,889,763.45x = 16,334,533.71 × 2,802,707.66
  4. Step 4: Simplify right side
    10,889,763.45x = 45,780,922,751,545.23
  5. Step 5: Solve for x
    x = 45,780,922,751,545.23/10,889,763.45
  6. Step 6: Final answer
    x = 4,204,032.80

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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.