Home / 31,387,317.20-47,118,300.60-17,751,323.60

Finding the Fourth Proportional to 31,387,317.20, 47,118,300.60 and 17,751,323.60

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Solution

The fourth proportional to 31,387,317.20, 47,118,300.60 and 17,751,323.60 is: 26,648,094.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,387,317.20 : 47,118,300.60 = 17,751,323.60 : x
  2. Step 2: Convert to fraction form
    31,387,317.20/47,118,300.60 = 17,751,323.60/x
  3. Step 3: Cross multiply
    31,387,317.20x = 47,118,300.60 × 17,751,323.60
  4. Step 4: Simplify right side
    31,387,317.20x = 836,412,201,432,674.25
  5. Step 5: Solve for x
    x = 836,412,201,432,674.25/31,387,317.20
  6. Step 6: Final answer
    x = 26,648,094.71

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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.