Home / 30,997,531.84-42,778,638.24-17,246,524.48

Finding the Fourth Proportional to 30,997,531.84, 42,778,638.24 and 17,246,524.48

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Solution

The fourth proportional to 30,997,531.84, 42,778,638.24 and 17,246,524.48 is: 23,801,341.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,997,531.84 : 42,778,638.24 = 17,246,524.48 : x
  2. Step 2: Convert to fraction form
    30,997,531.84/42,778,638.24 = 17,246,524.48/x
  3. Step 3: Cross multiply
    30,997,531.84x = 42,778,638.24 × 17,246,524.48
  4. Step 4: Simplify right side
    30,997,531.84x = 737,782,831,627,224.12
  5. Step 5: Solve for x
    x = 737,782,831,627,224.12/30,997,531.84
  6. Step 6: Final answer
    x = 23,801,341.20

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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.