Home / 54,482,433.12-81,699,056.40-15,611,994.32

Finding the Fourth Proportional to 54,482,433.12, 81,699,056.40 and 15,611,994.32

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Solution

The fourth proportional to 54,482,433.12, 81,699,056.40 and 15,611,994.32 is: 23,410,944.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,482,433.12 : 81,699,056.40 = 15,611,994.32 : x
  2. Step 2: Convert to fraction form
    54,482,433.12/81,699,056.40 = 15,611,994.32/x
  3. Step 3: Cross multiply
    54,482,433.12x = 81,699,056.40 × 15,611,994.32
  4. Step 4: Simplify right side
    54,482,433.12x = 1,275,485,204,466,159.75
  5. Step 5: Solve for x
    x = 1,275,485,204,466,159.75/54,482,433.12
  6. Step 6: Final answer
    x = 23,410,944.25

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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.