Home / 57,216,211.44-85,816,236.60-18,349,612.97

Finding the Fourth Proportional to 57,216,211.44, 85,816,236.60 and 18,349,612.97

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Solution

The fourth proportional to 57,216,211.44, 85,816,236.60 and 18,349,612.97 is: 27,521,827.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,216,211.44 : 85,816,236.60 = 18,349,612.97 : x
  2. Step 2: Convert to fraction form
    57,216,211.44/85,816,236.60 = 18,349,612.97/x
  3. Step 3: Cross multiply
    57,216,211.44x = 85,816,236.60 × 18,349,612.97
  4. Step 4: Simplify right side
    57,216,211.44x = 1,574,694,728,151,948.50
  5. Step 5: Solve for x
    x = 1,574,694,728,151,948.50/57,216,211.44
  6. Step 6: Final answer
    x = 27,521,827.97

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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.