Home / 30,170,197-41,634,074.10-16,418,865.88

Finding the Fourth Proportional to 30,170,197, 41,634,074.10 and 16,418,865.88

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Solution

The fourth proportional to 30,170,197, 41,634,074.10 and 16,418,865.88 is: 22,657,600.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,170,197 : 41,634,074.10 = 16,418,865.88 : x
  2. Step 2: Convert to fraction form
    30,170,197/41,634,074.10 = 16,418,865.88/x
  3. Step 3: Cross multiply
    30,170,197x = 41,634,074.10 × 16,418,865.88
  4. Step 4: Simplify right side
    30,170,197x = 683,584,278,685,881.75
  5. Step 5: Solve for x
    x = 683,584,278,685,881.75/30,170,197
  6. Step 6: Final answer
    x = 22,657,600.77

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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.