Home / 31,209,222.80-43,068,798.34-17,271,592.09

Finding the Fourth Proportional to 31,209,222.80, 43,068,798.34 and 17,271,592.09

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Solution

The fourth proportional to 31,209,222.80, 43,068,798.34 and 17,271,592.09 is: 23,834,836.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,209,222.80 : 43,068,798.34 = 17,271,592.09 : x
  2. Step 2: Convert to fraction form
    31,209,222.80/43,068,798.34 = 17,271,592.09/x
  3. Step 3: Cross multiply
    31,209,222.80x = 43,068,798.34 × 17,271,592.09
  4. Step 4: Simplify right side
    31,209,222.80x = 743,866,716,584,098.12
  5. Step 5: Solve for x
    x = 743,866,716,584,098.12/31,209,222.80
  6. Step 6: Final answer
    x = 23,834,836.30

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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.