Home / 22,360,552.80-33,545,494.80-12,768,079.20

Finding the Fourth Proportional to 22,360,552.80, 33,545,494.80 and 12,768,079.20

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Solution

The fourth proportional to 22,360,552.80, 33,545,494.80 and 12,768,079.20 is: 19,154,782.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,360,552.80 : 33,545,494.80 = 12,768,079.20 : x
  2. Step 2: Convert to fraction form
    22,360,552.80/33,545,494.80 = 12,768,079.20/x
  3. Step 3: Cross multiply
    22,360,552.80x = 33,545,494.80 × 12,768,079.20
  4. Step 4: Simplify right side
    22,360,552.80x = 428,311,534,409,588.12
  5. Step 5: Solve for x
    x = 428,311,534,409,588.12/22,360,552.80
  6. Step 6: Final answer
    x = 19,154,782.90

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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.