Home / 9,089,637.75-12,543,962.72-5,015,519.19

Finding the Fourth Proportional to 9,089,637.75, 12,543,962.72 and 5,015,519.19

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Solution

The fourth proportional to 9,089,637.75, 12,543,962.72 and 5,015,519.19 is: 6,921,561.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,089,637.75 : 12,543,962.72 = 5,015,519.19 : x
  2. Step 2: Convert to fraction form
    9,089,637.75/12,543,962.72 = 5,015,519.19/x
  3. Step 3: Cross multiply
    9,089,637.75x = 12,543,962.72 × 5,015,519.19
  4. Step 4: Simplify right side
    9,089,637.75x = 62,914,485,715,727.01
  5. Step 5: Solve for x
    x = 62,914,485,715,727.01/9,089,637.75
  6. Step 6: Final answer
    x = 6,921,561.39

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Double scale
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1.5x scale

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.