Home / 30,354,630.49-41,889,515.44-16,415,985.30

Finding the Fourth Proportional to 30,354,630.49, 41,889,515.44 and 16,415,985.30

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Solution

The fourth proportional to 30,354,630.49, 41,889,515.44 and 16,415,985.30 is: 22,654,127.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,354,630.49 : 41,889,515.44 = 16,415,985.30 : x
  2. Step 2: Convert to fraction form
    30,354,630.49/41,889,515.44 = 16,415,985.30/x
  3. Step 3: Cross multiply
    30,354,630.49x = 41,889,515.44 × 16,415,985.30
  4. Step 4: Simplify right side
    30,354,630.49x = 687,657,669,797,687.38
  5. Step 5: Solve for x
    x = 687,657,669,797,687.38/30,354,630.49
  6. Step 6: Final answer
    x = 22,654,127.51

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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.