Home / 13,831,464.10-20,747,196.15-7,029,019.30

Finding the Fourth Proportional to 13,831,464.10, 20,747,196.15 and 7,029,019.30

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Solution

The fourth proportional to 13,831,464.10, 20,747,196.15 and 7,029,019.30 is: 10,543,528.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,831,464.10 : 20,747,196.15 = 7,029,019.30 : x
  2. Step 2: Convert to fraction form
    13,831,464.10/20,747,196.15 = 7,029,019.30/x
  3. Step 3: Cross multiply
    13,831,464.10x = 20,747,196.15 × 7,029,019.30
  4. Step 4: Simplify right side
    13,831,464.10x = 145,832,442,159,235.69
  5. Step 5: Solve for x
    x = 145,832,442,159,235.69/13,831,464.10
  6. Step 6: Final answer
    x = 10,543,528.95

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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.