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Finding the Fourth Proportional to 17,992,172.80, 24,829,478.40 and 9,843,546.88

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Solution

The fourth proportional to 17,992,172.80, 24,829,478.40 and 9,843,546.88 is: 13,584,247.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,992,172.80 : 24,829,478.40 = 9,843,546.88 : x
  2. Step 2: Convert to fraction form
    17,992,172.80/24,829,478.40 = 9,843,546.88/x
  3. Step 3: Cross multiply
    17,992,172.80x = 24,829,478.40 × 9,843,546.88
  4. Step 4: Simplify right side
    17,992,172.80x = 244,410,134,636,347.41
  5. Step 5: Solve for x
    x = 244,410,134,636,347.41/17,992,172.80
  6. Step 6: Final answer
    x = 13,584,247.85

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1.5x scale

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.