Home / 12,089,504.80-18,122,447.40-10,814,046.40

Finding the Fourth Proportional to 12,089,504.80, 18,122,447.40 and 10,814,046.40

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Solution

The fourth proportional to 12,089,504.80, 18,122,447.40 and 10,814,046.40 is: 16,210,505.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,089,504.80 : 18,122,447.40 = 10,814,046.40 : x
  2. Step 2: Convert to fraction form
    12,089,504.80/18,122,447.40 = 10,814,046.40/x
  3. Step 3: Cross multiply
    12,089,504.80x = 18,122,447.40 × 10,814,046.40
  4. Step 4: Simplify right side
    12,089,504.80x = 195,976,987,065,159.34
  5. Step 5: Solve for x
    x = 195,976,987,065,159.34/12,089,504.80
  6. Step 6: Final answer
    x = 16,210,505.75

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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.