Home / 7,938,388.64-10,961,146.98-6,099,949.05

Finding the Fourth Proportional to 7,938,388.64, 10,961,146.98 and 6,099,949.05

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Solution

The fourth proportional to 7,938,388.64, 10,961,146.98 and 6,099,949.05 is: 8,422,671.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,938,388.64 : 10,961,146.98 = 6,099,949.05 : x
  2. Step 2: Convert to fraction form
    7,938,388.64/10,961,146.98 = 6,099,949.05/x
  3. Step 3: Cross multiply
    7,938,388.64x = 10,961,146.98 × 6,099,949.05
  4. Step 4: Simplify right side
    7,938,388.64x = 66,862,438,107,561.37
  5. Step 5: Solve for x
    x = 66,862,438,107,561.37/7,938,388.64
  6. Step 6: Final answer
    x = 8,422,671.30

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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.