Home / 15,618,285.03-21,538,091.66-12,179,271.27

Finding the Fourth Proportional to 15,618,285.03, 21,538,091.66 and 12,179,271.27

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Solution

The fourth proportional to 15,618,285.03, 21,538,091.66 and 12,179,271.27 is: 16,795,586.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,618,285.03 : 21,538,091.66 = 12,179,271.27 : x
  2. Step 2: Convert to fraction form
    15,618,285.03/21,538,091.66 = 12,179,271.27/x
  3. Step 3: Cross multiply
    15,618,285.03x = 21,538,091.66 × 12,179,271.27
  4. Step 4: Simplify right side
    15,618,285.03x = 262,318,260,904,368.25
  5. Step 5: Solve for x
    x = 262,318,260,904,368.25/15,618,285.03
  6. Step 6: Final answer
    x = 16,795,586.74

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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.