Home / 10,890,056.34-15,028,197.71-5,995,364.45

Finding the Fourth Proportional to 10,890,056.34, 15,028,197.71 and 5,995,364.45

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Solution

The fourth proportional to 10,890,056.34, 15,028,197.71 and 5,995,364.45 is: 8,273,558.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,890,056.34 : 15,028,197.71 = 5,995,364.45 : x
  2. Step 2: Convert to fraction form
    10,890,056.34/15,028,197.71 = 5,995,364.45/x
  3. Step 3: Cross multiply
    10,890,056.34x = 15,028,197.71 × 5,995,364.45
  4. Step 4: Simplify right side
    10,890,056.34x = 90,099,522,192,987.61
  5. Step 5: Solve for x
    x = 90,099,522,192,987.61/10,890,056.34
  6. Step 6: Final answer
    x = 8,273,558.87

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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.