Home / 5,188,147.47-7,794,031.05-3,753,256.77

Finding the Fourth Proportional to 5,188,147.47, 7,794,031.05 and 3,753,256.77

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Solution

The fourth proportional to 5,188,147.47, 7,794,031.05 and 3,753,256.77 is: 5,638,428.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,188,147.47 : 7,794,031.05 = 3,753,256.77 : x
  2. Step 2: Convert to fraction form
    5,188,147.47/7,794,031.05 = 3,753,256.77/x
  3. Step 3: Cross multiply
    5,188,147.47x = 7,794,031.05 × 3,753,256.77
  4. Step 4: Simplify right side
    5,188,147.47x = 29,252,999,804,002.71
  5. Step 5: Solve for x
    x = 29,252,999,804,002.71/5,188,147.47
  6. Step 6: Final answer
    x = 5,638,428.74

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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.