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Finding the Fourth Proportional to 8,994,941.03, 12,413,020.59 and 5,075,529.03

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Solution

The fourth proportional to 8,994,941.03, 12,413,020.59 and 5,075,529.03 is: 7,004,231.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,994,941.03 : 12,413,020.59 = 5,075,529.03 : x
  2. Step 2: Convert to fraction form
    8,994,941.03/12,413,020.59 = 5,075,529.03/x
  3. Step 3: Cross multiply
    8,994,941.03x = 12,413,020.59 × 5,075,529.03
  4. Step 4: Simplify right side
    8,994,941.03x = 63,002,646,354,532.73
  5. Step 5: Solve for x
    x = 63,002,646,354,532.73/8,994,941.03
  6. Step 6: Final answer
    x = 7,004,231.17

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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.