Home / 31,324,343.60-46,972,518.60-12,148,727.60

Finding the Fourth Proportional to 31,324,343.60, 46,972,518.60 and 12,148,727.60

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Solution

The fourth proportional to 31,324,343.60, 46,972,518.60 and 12,148,727.60 is: 18,217,662.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,324,343.60 : 46,972,518.60 = 12,148,727.60 : x
  2. Step 2: Convert to fraction form
    31,324,343.60/46,972,518.60 = 12,148,727.60/x
  3. Step 3: Cross multiply
    31,324,343.60x = 46,972,518.60 × 12,148,727.60
  4. Step 4: Simplify right side
    31,324,343.60x = 570,656,333,157,333.38
  5. Step 5: Solve for x
    x = 570,656,333,157,333.38/31,324,343.60
  6. Step 6: Final answer
    x = 18,217,662.93

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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.