Home / 11,237,772.09-16,856,656.86-4,761,867.45

Finding the Fourth Proportional to 11,237,772.09, 16,856,656.86 and 4,761,867.45

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Solution

The fourth proportional to 11,237,772.09, 16,856,656.86 and 4,761,867.45 is: 7,142,800.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,237,772.09 : 16,856,656.86 = 4,761,867.45 : x
  2. Step 2: Convert to fraction form
    11,237,772.09/16,856,656.86 = 4,761,867.45/x
  3. Step 3: Cross multiply
    11,237,772.09x = 16,856,656.86 × 4,761,867.45
  4. Step 4: Simplify right side
    11,237,772.09x = 80,269,165,593,643.88
  5. Step 5: Solve for x
    x = 80,269,165,593,643.88/11,237,772.09
  6. Step 6: Final answer
    x = 7,142,800.63

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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.