Home / 13,549,528.50-20,328,285.33-5,458,340.58

Finding the Fourth Proportional to 13,549,528.50, 20,328,285.33 and 5,458,340.58

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Solution

The fourth proportional to 13,549,528.50, 20,328,285.33 and 5,458,340.58 is: 8,189,119.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,549,528.50 : 20,328,285.33 = 5,458,340.58 : x
  2. Step 2: Convert to fraction form
    13,549,528.50/20,328,285.33 = 5,458,340.58/x
  3. Step 3: Cross multiply
    13,549,528.50x = 20,328,285.33 × 5,458,340.58
  4. Step 4: Simplify right side
    13,549,528.50x = 110,958,704,738,557.69
  5. Step 5: Solve for x
    x = 110,958,704,738,557.69/13,549,528.50
  6. Step 6: Final answer
    x = 8,189,119.26

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1.5x scale

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.