Home / 12,593,621.64-18,890,538.29-3,496,428.58

Finding the Fourth Proportional to 12,593,621.64, 18,890,538.29 and 3,496,428.58

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Solution

The fourth proportional to 12,593,621.64, 18,890,538.29 and 3,496,428.58 is: 5,244,672.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,593,621.64 : 18,890,538.29 = 3,496,428.58 : x
  2. Step 2: Convert to fraction form
    12,593,621.64/18,890,538.29 = 3,496,428.58/x
  3. Step 3: Cross multiply
    12,593,621.64x = 18,890,538.29 × 3,496,428.58
  4. Step 4: Simplify right side
    12,593,621.64x = 66,049,417,968,740.33
  5. Step 5: Solve for x
    x = 66,049,417,968,740.33/12,593,621.64
  6. Step 6: Final answer
    x = 5,244,672.25

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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.