Home / 19,879,820.56-29,816,409.33-5,504,341.51

Finding the Fourth Proportional to 19,879,820.56, 29,816,409.33 and 5,504,341.51

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Solution

The fourth proportional to 19,879,820.56, 29,816,409.33 and 5,504,341.51 is: 8,255,592.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,879,820.56 : 29,816,409.33 = 5,504,341.51 : x
  2. Step 2: Convert to fraction form
    19,879,820.56/29,816,409.33 = 5,504,341.51/x
  3. Step 3: Cross multiply
    19,879,820.56x = 29,816,409.33 × 5,504,341.51
  4. Step 4: Simplify right side
    19,879,820.56x = 164,119,699,515,415.75
  5. Step 5: Solve for x
    x = 164,119,699,515,415.75/19,879,820.56
  6. Step 6: Final answer
    x = 8,255,592.60

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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.