Home / 12,019,140.60-16,586,428.61-6,512,511.11

Finding the Fourth Proportional to 12,019,140.60, 16,586,428.61 and 6,512,511.11

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Solution

The fourth proportional to 12,019,140.60, 16,586,428.61 and 6,512,511.11 is: 8,987,273.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,019,140.60 : 16,586,428.61 = 6,512,511.11 : x
  2. Step 2: Convert to fraction form
    12,019,140.60/16,586,428.61 = 6,512,511.11/x
  3. Step 3: Cross multiply
    12,019,140.60x = 16,586,428.61 × 6,512,511.11
  4. Step 4: Simplify right side
    12,019,140.60x = 108,019,300,597,846.86
  5. Step 5: Solve for x
    x = 108,019,300,597,846.86/12,019,140.60
  6. Step 6: Final answer
    x = 8,987,273.23

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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.