Home / 30,406,638.77-41,961,148.21-16,467,994.58

Finding the Fourth Proportional to 30,406,638.77, 41,961,148.21 and 16,467,994.58

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Solution

The fourth proportional to 30,406,638.77, 41,961,148.21 and 16,467,994.58 is: 22,725,825.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,406,638.77 : 41,961,148.21 = 16,467,994.58 : x
  2. Step 2: Convert to fraction form
    30,406,638.77/41,961,148.21 = 16,467,994.58/x
  3. Step 3: Cross multiply
    30,406,638.77x = 41,961,148.21 × 16,467,994.58
  4. Step 4: Simplify right side
    30,406,638.77x = 691,015,961,292,856.75
  5. Step 5: Solve for x
    x = 691,015,961,292,856.75/30,406,638.77
  6. Step 6: Final answer
    x = 22,725,825.32

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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.