Home / 7,638,556.47-10,541,312.34-4,375,369.41

Finding the Fourth Proportional to 7,638,556.47, 10,541,312.34 and 4,375,369.41

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Solution

The fourth proportional to 7,638,556.47, 10,541,312.34 and 4,375,369.41 is: 6,038,069.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,638,556.47 : 10,541,312.34 = 4,375,369.41 : x
  2. Step 2: Convert to fraction form
    7,638,556.47/10,541,312.34 = 4,375,369.41/x
  3. Step 3: Cross multiply
    7,638,556.47x = 10,541,312.34 × 4,375,369.41
  4. Step 4: Simplify right side
    7,638,556.47x = 46,122,135,553,691.52
  5. Step 5: Solve for x
    x = 46,122,135,553,691.52/7,638,556.47
  6. Step 6: Final answer
    x = 6,038,069.59

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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.