Home / 9,831,418.33-14,736,895.06-5,507,128.84

Finding the Fourth Proportional to 9,831,418.33, 14,736,895.06 and 5,507,128.84

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Solution

The fourth proportional to 9,831,418.33, 14,736,895.06 and 5,507,128.84 is: 8,254,961.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,831,418.33 : 14,736,895.06 = 5,507,128.84 : x
  2. Step 2: Convert to fraction form
    9,831,418.33/14,736,895.06 = 5,507,128.84/x
  3. Step 3: Cross multiply
    9,831,418.33x = 14,736,895.06 × 5,507,128.84
  4. Step 4: Simplify right side
    9,831,418.33x = 81,157,979,695,759.41
  5. Step 5: Solve for x
    x = 81,157,979,695,759.41/9,831,418.33
  6. Step 6: Final answer
    x = 8,254,961.49

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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.