Home / 21,323,153.16-31,984,823.34-6,750,144.24

Finding the Fourth Proportional to 21,323,153.16, 31,984,823.34 and 6,750,144.24

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Solution

The fourth proportional to 21,323,153.16, 31,984,823.34 and 6,750,144.24 is: 10,125,245.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,323,153.16 : 31,984,823.34 = 6,750,144.24 : x
  2. Step 2: Convert to fraction form
    21,323,153.16/31,984,823.34 = 6,750,144.24/x
  3. Step 3: Cross multiply
    21,323,153.16x = 31,984,823.34 × 6,750,144.24
  4. Step 4: Simplify right side
    21,323,153.16x = 215,902,171,035,918.56
  5. Step 5: Solve for x
    x = 215,902,171,035,918.56/21,323,153.16
  6. Step 6: Final answer
    x = 10,125,245.99

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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.