Home / 37,430,955.60-56,142,286.20-30,687,608.40

Finding the Fourth Proportional to 37,430,955.60, 56,142,286.20 and 30,687,608.40

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Solution

The fourth proportional to 37,430,955.60, 56,142,286.20 and 30,687,608.40 is: 46,028,012.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,430,955.60 : 56,142,286.20 = 30,687,608.40 : x
  2. Step 2: Convert to fraction form
    37,430,955.60/56,142,286.20 = 30,687,608.40/x
  3. Step 3: Cross multiply
    37,430,955.60x = 56,142,286.20 × 30,687,608.40
  4. Step 4: Simplify right side
    37,430,955.60x = 1,722,872,493,586,324
  5. Step 5: Solve for x
    x = 1,722,872,493,586,324/37,430,955.60
  6. Step 6: Final answer
    x = 46,028,012.54

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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.