Home / 23,135,047-31,926,367.80-12,822,435.88

Finding the Fourth Proportional to 23,135,047, 31,926,367.80 and 12,822,435.88

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Solution

The fourth proportional to 23,135,047, 31,926,367.80 and 12,822,435.88 is: 17,694,963.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,135,047 : 31,926,367.80 = 12,822,435.88 : x
  2. Step 2: Convert to fraction form
    23,135,047/31,926,367.80 = 12,822,435.88/x
  3. Step 3: Cross multiply
    23,135,047x = 31,926,367.80 × 12,822,435.88
  4. Step 4: Simplify right side
    23,135,047x = 409,373,803,996,796.69
  5. Step 5: Solve for x
    x = 409,373,803,996,796.69/23,135,047
  6. Step 6: Final answer
    x = 17,694,963.14

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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.