Home / 51,334,197.25-70,841,192.21-30,708,512.77

Finding the Fourth Proportional to 51,334,197.25, 70,841,192.21 and 30,708,512.77

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Solution

The fourth proportional to 51,334,197.25, 70,841,192.21 and 30,708,512.77 is: 42,377,747.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,334,197.25 : 70,841,192.21 = 30,708,512.77 : x
  2. Step 2: Convert to fraction form
    51,334,197.25/70,841,192.21 = 30,708,512.77/x
  3. Step 3: Cross multiply
    51,334,197.25x = 70,841,192.21 × 30,708,512.77
  4. Step 4: Simplify right side
    51,334,197.25x = 2,175,427,655,622,809.25
  5. Step 5: Solve for x
    x = 2,175,427,655,622,809.25/51,334,197.25
  6. Step 6: Final answer
    x = 42,377,747.63

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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.