Home / 30,170,920.02-41,635,071.78-16,419,588.90

Finding the Fourth Proportional to 30,170,920.02, 41,635,071.78 and 16,419,588.90

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Solution

The fourth proportional to 30,170,920.02, 41,635,071.78 and 16,419,588.90 is: 22,658,598.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,170,920.02 : 41,635,071.78 = 16,419,588.90 : x
  2. Step 2: Convert to fraction form
    30,170,920.02/41,635,071.78 = 16,419,588.90/x
  3. Step 3: Cross multiply
    30,170,920.02x = 41,635,071.78 × 16,419,588.90
  4. Step 4: Simplify right side
    30,170,920.02x = 683,630,762,449,591.25
  5. Step 5: Solve for x
    x = 683,630,762,449,591.25/30,170,920.02
  6. Step 6: Final answer
    x = 22,658,598.48

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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.