Home / 7,127,004.33-9,843,385.20-4,831,179.21

Finding the Fourth Proportional to 7,127,004.33, 9,843,385.20 and 4,831,179.21

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Solution

The fourth proportional to 7,127,004.33, 9,843,385.20 and 4,831,179.21 is: 6,672,531.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,127,004.33 : 9,843,385.20 = 4,831,179.21 : x
  2. Step 2: Convert to fraction form
    7,127,004.33/9,843,385.20 = 4,831,179.21/x
  3. Step 3: Cross multiply
    7,127,004.33x = 9,843,385.20 × 4,831,179.21
  4. Step 4: Simplify right side
    7,127,004.33x = 47,555,157,934,261.69
  5. Step 5: Solve for x
    x = 47,555,157,934,261.69/7,127,004.33
  6. Step 6: Final answer
    x = 6,672,531.08

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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.