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Finding the Fourth Proportional to 8,802,617.80, 13,203,926.70 and 4,019,648.80

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Solution

The fourth proportional to 8,802,617.80, 13,203,926.70 and 4,019,648.80 is: 6,029,473.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,802,617.80 : 13,203,926.70 = 4,019,648.80 : x
  2. Step 2: Convert to fraction form
    8,802,617.80/13,203,926.70 = 4,019,648.80/x
  3. Step 3: Cross multiply
    8,802,617.80x = 13,203,926.70 × 4,019,648.80
  4. Step 4: Simplify right side
    8,802,617.80x = 53,075,148,114,942.95
  5. Step 5: Solve for x
    x = 53,075,148,114,942.95/8,802,617.80
  6. Step 6: Final answer
    x = 6,029,473.20

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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.