Home / 74,993,585.96-112,479,012.99-20,410,424.93

Finding the Fourth Proportional to 74,993,585.96, 112,479,012.99 and 20,410,424.93

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Solution

The fourth proportional to 74,993,585.96, 112,479,012.99 and 20,410,424.93 is: 30,612,544.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,993,585.96 : 112,479,012.99 = 20,410,424.93 : x
  2. Step 2: Convert to fraction form
    74,993,585.96/112,479,012.99 = 20,410,424.93/x
  3. Step 3: Cross multiply
    74,993,585.96x = 112,479,012.99 × 20,410,424.93
  4. Step 4: Simplify right side
    74,993,585.96x = 2,295,744,450,270,495
  5. Step 5: Solve for x
    x = 2,295,744,450,270,495/74,993,585.96
  6. Step 6: Final answer
    x = 30,612,544.00

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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.