Home / 7,884,961.74-11,829,440.26-2,420,333.60

Finding the Fourth Proportional to 7,884,961.74, 11,829,440.26 and 2,420,333.60

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Solution

The fourth proportional to 7,884,961.74, 11,829,440.26 and 2,420,333.60 is: 3,631,113.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884,961.74 : 11,829,440.26 = 2,420,333.60 : x
  2. Step 2: Convert to fraction form
    7,884,961.74/11,829,440.26 = 2,420,333.60/x
  3. Step 3: Cross multiply
    7,884,961.74x = 11,829,440.26 × 2,420,333.60
  4. Step 4: Simplify right side
    7,884,961.74x = 28,631,191,671,323.54
  5. Step 5: Solve for x
    x = 28,631,191,671,323.54/7,884,961.74
  6. Step 6: Final answer
    x = 3,631,113.58

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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.