Home / 36,154,015.12-49,899,782.46-21,477,834.91

Finding the Fourth Proportional to 36,154,015.12, 49,899,782.46 and 21,477,834.91

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Solution

The fourth proportional to 36,154,015.12, 49,899,782.46 and 21,477,834.91 is: 29,643,714.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,154,015.12 : 49,899,782.46 = 21,477,834.91 : x
  2. Step 2: Convert to fraction form
    36,154,015.12/49,899,782.46 = 21,477,834.91/x
  3. Step 3: Cross multiply
    36,154,015.12x = 49,899,782.46 × 21,477,834.91
  4. Step 4: Simplify right side
    36,154,015.12x = 1,071,739,289,720,793.75
  5. Step 5: Solve for x
    x = 1,071,739,289,720,793.75/36,154,015.12
  6. Step 6: Final answer
    x = 29,643,714.15

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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.