Home / 5,006,452.77-6,909,040.65-2,831,321.21

Finding the Fourth Proportional to 5,006,452.77, 6,909,040.65 and 2,831,321.21

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Solution

The fourth proportional to 5,006,452.77, 6,909,040.65 and 2,831,321.21 is: 3,907,300.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,006,452.77 : 6,909,040.65 = 2,831,321.21 : x
  2. Step 2: Convert to fraction form
    5,006,452.77/6,909,040.65 = 2,831,321.21/x
  3. Step 3: Cross multiply
    5,006,452.77x = 6,909,040.65 × 2,831,321.21
  4. Step 4: Simplify right side
    5,006,452.77x = 19,561,713,298,551.98
  5. Step 5: Solve for x
    x = 19,561,713,298,551.98/5,006,452.77
  6. Step 6: Final answer
    x = 3,907,300.08

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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.