Home / 10,926,710.20-16,386,217.74-3,638,190.64

Finding the Fourth Proportional to 10,926,710.20, 16,386,217.74 and 3,638,190.64

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Solution

The fourth proportional to 10,926,710.20, 16,386,217.74 and 3,638,190.64 is: 5,456,004.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,926,710.20 : 16,386,217.74 = 3,638,190.64 : x
  2. Step 2: Convert to fraction form
    10,926,710.20/16,386,217.74 = 3,638,190.64/x
  3. Step 3: Cross multiply
    10,926,710.20x = 16,386,217.74 × 3,638,190.64
  4. Step 4: Simplify right side
    10,926,710.20x = 59,616,184,006,669.95
  5. Step 5: Solve for x
    x = 59,616,184,006,669.95/10,926,710.20
  6. Step 6: Final answer
    x = 5,456,004.86

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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.