Home / 30,365,741.40-41,904,630.72-16,427,092.51

Finding the Fourth Proportional to 30,365,741.40, 41,904,630.72 and 16,427,092.51

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Solution

The fourth proportional to 30,365,741.40, 41,904,630.72 and 16,427,092.51 is: 22,669,337.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,365,741.40 : 41,904,630.72 = 16,427,092.51 : x
  2. Step 2: Convert to fraction form
    30,365,741.40/41,904,630.72 = 16,427,092.51/x
  3. Step 3: Cross multiply
    30,365,741.40x = 41,904,630.72 × 16,427,092.51
  4. Step 4: Simplify right side
    30,365,741.40x = 688,371,245,487,208.75
  5. Step 5: Solve for x
    x = 688,371,245,487,208.75/30,365,741.40
  6. Step 6: Final answer
    x = 22,669,337.68

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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.