Home / 53,246,059.86-79,879,441.80-20,454,231.06

Finding the Fourth Proportional to 53,246,059.86, 79,879,441.80 and 20,454,231.06

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Solution

The fourth proportional to 53,246,059.86, 79,879,441.80 and 20,454,231.06 is: 30,685,323.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,246,059.86 : 79,879,441.80 = 20,454,231.06 : x
  2. Step 2: Convert to fraction form
    53,246,059.86/79,879,441.80 = 20,454,231.06/x
  3. Step 3: Cross multiply
    53,246,059.86x = 79,879,441.80 × 20,454,231.06
  4. Step 4: Simplify right side
    53,246,059.86x = 1,633,872,559,521,022.25
  5. Step 5: Solve for x
    x = 1,633,872,559,521,022.25/53,246,059.86
  6. Step 6: Final answer
    x = 30,685,323.27

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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.