Home / 10,377,764.61-15,553,144.51-4,222,573.09

Finding the Fourth Proportional to 10,377,764.61, 15,553,144.51 and 4,222,573.09

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Solution

The fourth proportional to 10,377,764.61, 15,553,144.51 and 4,222,573.09 is: 6,328,365.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,377,764.61 : 15,553,144.51 = 4,222,573.09 : x
  2. Step 2: Convert to fraction form
    10,377,764.61/15,553,144.51 = 4,222,573.09/x
  3. Step 3: Cross multiply
    10,377,764.61x = 15,553,144.51 × 4,222,573.09
  4. Step 4: Simplify right side
    10,377,764.61x = 65,674,289,472,807.23
  5. Step 5: Solve for x
    x = 65,674,289,472,807.23/10,377,764.61
  6. Step 6: Final answer
    x = 6,328,365.69

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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.