Home / 8,121,772.41-11,208,053.82-4,450,697.15

Finding the Fourth Proportional to 8,121,772.41, 11,208,053.82 and 4,450,697.15

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Solution

The fourth proportional to 8,121,772.41, 11,208,053.82 and 4,450,697.15 is: 6,141,966.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,121,772.41 : 11,208,053.82 = 4,450,697.15 : x
  2. Step 2: Convert to fraction form
    8,121,772.41/11,208,053.82 = 4,450,697.15/x
  3. Step 3: Cross multiply
    8,121,772.41x = 11,208,053.82 × 4,450,697.15
  4. Step 4: Simplify right side
    8,121,772.41x = 49,883,653,154,370.45
  5. Step 5: Solve for x
    x = 49,883,653,154,370.45/8,121,772.41
  6. Step 6: Final answer
    x = 6,141,966.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.