Home / 10,907,208.60-16,359,040.90-5,149,931.10

Finding the Fourth Proportional to 10,907,208.60, 16,359,040.90 and 5,149,931.10

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Solution

The fourth proportional to 10,907,208.60, 16,359,040.90 and 5,149,931.10 is: 7,724,059.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,907,208.60 : 16,359,040.90 = 5,149,931.10 : x
  2. Step 2: Convert to fraction form
    10,907,208.60/16,359,040.90 = 5,149,931.10/x
  3. Step 3: Cross multiply
    10,907,208.60x = 16,359,040.90 × 5,149,931.10
  4. Step 4: Simplify right side
    10,907,208.60x = 84,247,933,497,081.98
  5. Step 5: Solve for x
    x = 84,247,933,497,081.98/10,907,208.60
  6. Step 6: Final answer
    x = 7,724,059.99

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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.