Home / 8,075,129.12-12,114,494.08-2,317,413.92

Finding the Fourth Proportional to 8,075,129.12, 12,114,494.08 and 2,317,413.92

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Solution

The fourth proportional to 8,075,129.12, 12,114,494.08 and 2,317,413.92 is: 3,476,637.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,075,129.12 : 12,114,494.08 = 2,317,413.92 : x
  2. Step 2: Convert to fraction form
    8,075,129.12/12,114,494.08 = 2,317,413.92/x
  3. Step 3: Cross multiply
    8,075,129.12x = 12,114,494.08 × 2,317,413.92
  4. Step 4: Simplify right side
    8,075,129.12x = 28,074,297,161,419.04
  5. Step 5: Solve for x
    x = 28,074,297,161,419.04/8,075,129.12
  6. Step 6: Final answer
    x = 3,476,637.56

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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.