Home / 8,790,750.30-13,186,125.45-8,633,286.30

Finding the Fourth Proportional to 8,790,750.30, 13,186,125.45 and 8,633,286.30

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Solution

The fourth proportional to 8,790,750.30, 13,186,125.45 and 8,633,286.30 is: 12,949,929.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,790,750.30 : 13,186,125.45 = 8,633,286.30 : x
  2. Step 2: Convert to fraction form
    8,790,750.30/13,186,125.45 = 8,633,286.30/x
  3. Step 3: Cross multiply
    8,790,750.30x = 13,186,125.45 × 8,633,286.30
  4. Step 4: Simplify right side
    8,790,750.30x = 113,839,596,197,566.34
  5. Step 5: Solve for x
    x = 113,839,596,197,566.34/8,790,750.30
  6. Step 6: Final answer
    x = 12,949,929.45

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Double scale
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Similar ratio
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1.5x scale

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.