Home / 12,970,223.72-17,898,596.54-7,089,594.04

Finding the Fourth Proportional to 12,970,223.72, 17,898,596.54 and 7,089,594.04

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Solution

The fourth proportional to 12,970,223.72, 17,898,596.54 and 7,089,594.04 is: 9,783,469.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,970,223.72 : 17,898,596.54 = 7,089,594.04 : x
  2. Step 2: Convert to fraction form
    12,970,223.72/17,898,596.54 = 7,089,594.04/x
  3. Step 3: Cross multiply
    12,970,223.72x = 17,898,596.54 × 7,089,594.04
  4. Step 4: Simplify right side
    12,970,223.72x = 126,893,783,354,348.61
  5. Step 5: Solve for x
    x = 126,893,783,354,348.61/12,970,223.72
  6. Step 6: Final answer
    x = 9,783,469.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.