Home / 6,445,141.80-8,894,118.36-3,544,532.82

Finding the Fourth Proportional to 6,445,141.80, 8,894,118.36 and 3,544,532.82

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Solution

The fourth proportional to 6,445,141.80, 8,894,118.36 and 3,544,532.82 is: 4,891,357.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,445,141.80 : 8,894,118.36 = 3,544,532.82 : x
  2. Step 2: Convert to fraction form
    6,445,141.80/8,894,118.36 = 3,544,532.82/x
  3. Step 3: Cross multiply
    6,445,141.80x = 8,894,118.36 × 3,544,532.82
  4. Step 4: Simplify right side
    6,445,141.80x = 31,525,494,431,984.57
  5. Step 5: Solve for x
    x = 31,525,494,431,984.57/6,445,141.80
  6. Step 6: Final answer
    x = 4,891,357.77

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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.