Home / 29,965,917.60-44,969,871.60-19,209,376.80

Finding the Fourth Proportional to 29,965,917.60, 44,969,871.60 and 19,209,376.80

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Solution

The fourth proportional to 29,965,917.60, 44,969,871.60 and 19,209,376.80 is: 28,827,523.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,965,917.60 : 44,969,871.60 = 19,209,376.80 : x
  2. Step 2: Convert to fraction form
    29,965,917.60/44,969,871.60 = 19,209,376.80/x
  3. Step 3: Cross multiply
    29,965,917.60x = 44,969,871.60 × 19,209,376.80
  4. Step 4: Simplify right side
    29,965,917.60x = 863,843,208,212,019
  5. Step 5: Solve for x
    x = 863,843,208,212,019/29,965,917.60
  6. Step 6: Final answer
    x = 28,827,523.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.