Home / 43,413,272.40-65,194,558.20-30,722,840.40

Finding the Fourth Proportional to 43,413,272.40, 65,194,558.20 and 30,722,840.40

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Solution

The fourth proportional to 43,413,272.40, 65,194,558.20 and 30,722,840.40 is: 46,137,088.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,413,272.40 : 65,194,558.20 = 30,722,840.40 : x
  2. Step 2: Convert to fraction form
    43,413,272.40/65,194,558.20 = 30,722,840.40/x
  3. Step 3: Cross multiply
    43,413,272.40x = 65,194,558.20 × 30,722,840.40
  4. Step 4: Simplify right side
    43,413,272.40x = 2,002,962,006,527,111.25
  5. Step 5: Solve for x
    x = 2,002,962,006,527,111.25/43,413,272.40
  6. Step 6: Final answer
    x = 46,137,088.86

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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.