Home / 20,142,290.48-27,796,364.84-10,974,933.24

Finding the Fourth Proportional to 20,142,290.48, 27,796,364.84 and 10,974,933.24

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Solution

The fourth proportional to 20,142,290.48, 27,796,364.84 and 10,974,933.24 is: 15,145,410.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,142,290.48 : 27,796,364.84 = 10,974,933.24 : x
  2. Step 2: Convert to fraction form
    20,142,290.48/27,796,364.84 = 10,974,933.24/x
  3. Step 3: Cross multiply
    20,142,290.48x = 27,796,364.84 × 10,974,933.24
  4. Step 4: Simplify right side
    20,142,290.48x = 305,063,248,433,683.31
  5. Step 5: Solve for x
    x = 305,063,248,433,683.31/20,142,290.48
  6. Step 6: Final answer
    x = 15,145,410.04

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1.5x scale

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.