Home / 13,831,689.52-20,747,241.06-4,610,328.76

Finding the Fourth Proportional to 13,831,689.52, 20,747,241.06 and 4,610,328.76

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Solution

The fourth proportional to 13,831,689.52, 20,747,241.06 and 4,610,328.76 is: 6,915,395.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,831,689.52 : 20,747,241.06 = 4,610,328.76 : x
  2. Step 2: Convert to fraction form
    13,831,689.52/20,747,241.06 = 4,610,328.76/x
  3. Step 3: Cross multiply
    13,831,689.52x = 20,747,241.06 × 4,610,328.76
  4. Step 4: Simplify right side
    13,831,689.52x = 95,651,602,149,570.88
  5. Step 5: Solve for x
    x = 95,651,602,149,570.88/13,831,689.52
  6. Step 6: Final answer
    x = 6,915,395.40

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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.