Home / 56,133,078.60-84,136,632.30-31,883,622.60

Finding the Fourth Proportional to 56,133,078.60, 84,136,632.30 and 31,883,622.60

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Solution

The fourth proportional to 56,133,078.60, 84,136,632.30 and 31,883,622.60 is: 47,789,658.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,133,078.60 : 84,136,632.30 = 31,883,622.60 : x
  2. Step 2: Convert to fraction form
    56,133,078.60/84,136,632.30 = 31,883,622.60/x
  3. Step 3: Cross multiply
    56,133,078.60x = 84,136,632.30 × 31,883,622.60
  4. Step 4: Simplify right side
    56,133,078.60x = 2,682,580,631,088,170
  5. Step 5: Solve for x
    x = 2,682,580,631,088,170/56,133,078.60
  6. Step 6: Final answer
    x = 47,789,658.04

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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.