Home / 5,148,637.31-7,104,649.90-3,055,119.02

Finding the Fourth Proportional to 5,148,637.31, 7,104,649.90 and 3,055,119.02

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Solution

The fourth proportional to 5,148,637.31, 7,104,649.90 and 3,055,119.02 is: 4,215,785.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,148,637.31 : 7,104,649.90 = 3,055,119.02 : x
  2. Step 2: Convert to fraction form
    5,148,637.31/7,104,649.90 = 3,055,119.02/x
  3. Step 3: Cross multiply
    5,148,637.31x = 7,104,649.90 × 3,055,119.02
  4. Step 4: Simplify right side
    5,148,637.31x = 21,705,551,032,293.30
  5. Step 5: Solve for x
    x = 21,705,551,032,293.30/5,148,637.31
  6. Step 6: Final answer
    x = 4,215,785.60

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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.