Home / 14,631,902.58-20,145,958.02-12,422,395.18

Finding the Fourth Proportional to 14,631,902.58, 20,145,958.02 and 12,422,395.18

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Solution

The fourth proportional to 14,631,902.58, 20,145,958.02 and 12,422,395.18 is: 17,103,794.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,631,902.58 : 20,145,958.02 = 12,422,395.18 : x
  2. Step 2: Convert to fraction form
    14,631,902.58/20,145,958.02 = 12,422,395.18/x
  3. Step 3: Cross multiply
    14,631,902.58x = 20,145,958.02 × 12,422,395.18
  4. Step 4: Simplify right side
    14,631,902.58x = 250,261,051,804,130.34
  5. Step 5: Solve for x
    x = 250,261,051,804,130.34/14,631,902.58
  6. Step 6: Final answer
    x = 17,103,794.29

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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.