Home / 14,654,321.40-21,975,261.30-7,083,607.80

Finding the Fourth Proportional to 14,654,321.40, 21,975,261.30 and 7,083,607.80

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Solution

The fourth proportional to 14,654,321.40, 21,975,261.30 and 7,083,607.80 is: 10,622,404.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,654,321.40 : 21,975,261.30 = 7,083,607.80 : x
  2. Step 2: Convert to fraction form
    14,654,321.40/21,975,261.30 = 7,083,607.80/x
  3. Step 3: Cross multiply
    14,654,321.40x = 21,975,261.30 × 7,083,607.80
  4. Step 4: Simplify right side
    14,654,321.40x = 155,664,132,351,718.16
  5. Step 5: Solve for x
    x = 155,664,132,351,718.16/14,654,321.40
  6. Step 6: Final answer
    x = 10,622,404.69

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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.