Home / 21,986,286.32-32,984,496.10-7,609,354.28

Finding the Fourth Proportional to 21,986,286.32, 32,984,496.10 and 7,609,354.28

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Solution

The fourth proportional to 21,986,286.32, 32,984,496.10 and 7,609,354.28 is: 11,415,784.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,986,286.32 : 32,984,496.10 = 7,609,354.28 : x
  2. Step 2: Convert to fraction form
    21,986,286.32/32,984,496.10 = 7,609,354.28/x
  3. Step 3: Cross multiply
    21,986,286.32x = 32,984,496.10 × 7,609,354.28
  4. Step 4: Simplify right side
    21,986,286.32x = 250,990,716,572,178.31
  5. Step 5: Solve for x
    x = 250,990,716,572,178.31/21,986,286.32
  6. Step 6: Final answer
    x = 11,415,784.95

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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.