Home / 18,709,466.25-28,064,199.40-4,526,042.25

Finding the Fourth Proportional to 18,709,466.25, 28,064,199.40 and 4,526,042.25

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Solution

The fourth proportional to 18,709,466.25, 28,064,199.40 and 4,526,042.25 is: 6,789,063.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,709,466.25 : 28,064,199.40 = 4,526,042.25 : x
  2. Step 2: Convert to fraction form
    18,709,466.25/28,064,199.40 = 4,526,042.25/x
  3. Step 3: Cross multiply
    18,709,466.25x = 28,064,199.40 × 4,526,042.25
  4. Step 4: Simplify right side
    18,709,466.25x = 127,019,752,174,194.44
  5. Step 5: Solve for x
    x = 127,019,752,174,194.44/18,709,466.25
  6. Step 6: Final answer
    x = 6,789,063.38

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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.