Home / 56,910,172.43-78,503,255.48-34,262,778.47

Finding the Fourth Proportional to 56,910,172.43, 78,503,255.48 and 34,262,778.47

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Solution

The fourth proportional to 56,910,172.43, 78,503,255.48 and 34,262,778.47 is: 47,262,897.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,910,172.43 : 78,503,255.48 = 34,262,778.47 : x
  2. Step 2: Convert to fraction form
    56,910,172.43/78,503,255.48 = 34,262,778.47/x
  3. Step 3: Cross multiply
    56,910,172.43x = 78,503,255.48 × 34,262,778.47
  4. Step 4: Simplify right side
    56,910,172.43x = 2,689,739,651,291,724
  5. Step 5: Solve for x
    x = 2,689,739,651,291,724/56,910,172.43
  6. Step 6: Final answer
    x = 47,262,897.59

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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.