Home / 14,235,834.25-21,387,817.41-9,128,270.98

Finding the Fourth Proportional to 14,235,834.25, 21,387,817.41 and 9,128,270.98

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Solution

The fourth proportional to 14,235,834.25, 21,387,817.41 and 9,128,270.98 is: 13,714,250.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,235,834.25 : 21,387,817.41 = 9,128,270.98 : x
  2. Step 2: Convert to fraction form
    14,235,834.25/21,387,817.41 = 9,128,270.98/x
  3. Step 3: Cross multiply
    14,235,834.25x = 21,387,817.41 × 9,128,270.98
  4. Step 4: Simplify right side
    14,235,834.25x = 195,233,792,989,241.78
  5. Step 5: Solve for x
    x = 195,233,792,989,241.78/14,235,834.25
  6. Step 6: Final answer
    x = 13,714,250.22

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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.