Home / 13,452,982.30-20,232,617.55-12,071,235.70

Finding the Fourth Proportional to 13,452,982.30, 20,232,617.55 and 12,071,235.70

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Solution

The fourth proportional to 13,452,982.30, 20,232,617.55 and 12,071,235.70 is: 18,154,539.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,452,982.30 : 20,232,617.55 = 12,071,235.70 : x
  2. Step 2: Convert to fraction form
    13,452,982.30/20,232,617.55 = 12,071,235.70/x
  3. Step 3: Cross multiply
    13,452,982.30x = 20,232,617.55 × 12,071,235.70
  4. Step 4: Simplify right side
    13,452,982.30x = 244,232,695,274,006.53
  5. Step 5: Solve for x
    x = 244,232,695,274,006.53/13,452,982.30
  6. Step 6: Final answer
    x = 18,154,539.26

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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.