Home / 10,861,856.25-16,294,882.46-4,129,746.81

Finding the Fourth Proportional to 10,861,856.25, 16,294,882.46 and 4,129,746.81

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Solution

The fourth proportional to 10,861,856.25, 16,294,882.46 and 4,129,746.81 is: 6,195,417.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,861,856.25 : 16,294,882.46 = 4,129,746.81 : x
  2. Step 2: Convert to fraction form
    10,861,856.25/16,294,882.46 = 4,129,746.81/x
  3. Step 3: Cross multiply
    10,861,856.25x = 16,294,882.46 × 4,129,746.81
  4. Step 4: Simplify right side
    10,861,856.25x = 67,293,738,837,861.22
  5. Step 5: Solve for x
    x = 67,293,738,837,861.22/10,861,856.25
  6. Step 6: Final answer
    x = 6,195,417.92

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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.