Home / 7,910,515.49-11,925,063.95-7,383,203.60

Finding the Fourth Proportional to 7,910,515.49, 11,925,063.95 and 7,383,203.60

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Solution

The fourth proportional to 7,910,515.49, 11,925,063.95 and 7,383,203.60 is: 11,130,143.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,910,515.49 : 11,925,063.95 = 7,383,203.60 : x
  2. Step 2: Convert to fraction form
    7,910,515.49/11,925,063.95 = 7,383,203.60/x
  3. Step 3: Cross multiply
    7,910,515.49x = 11,925,063.95 × 7,383,203.60
  4. Step 4: Simplify right side
    7,910,515.49x = 88,045,174,989,328.88
  5. Step 5: Solve for x
    x = 88,045,174,989,328.88/7,910,515.49
  6. Step 6: Final answer
    x = 11,130,143.81

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.