Home / 9,265,557.88-12,787,235.93-5,136,884.60

Finding the Fourth Proportional to 9,265,557.88, 12,787,235.93 and 5,136,884.60

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Solution

The fourth proportional to 9,265,557.88, 12,787,235.93 and 5,136,884.60 is: 7,089,325.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,265,557.88 : 12,787,235.93 = 5,136,884.60 : x
  2. Step 2: Convert to fraction form
    9,265,557.88/12,787,235.93 = 5,136,884.60/x
  3. Step 3: Cross multiply
    9,265,557.88x = 12,787,235.93 × 5,136,884.60
  4. Step 4: Simplify right side
    9,265,557.88x = 65,686,555,299,699.26
  5. Step 5: Solve for x
    x = 65,686,555,299,699.26/9,265,557.88
  6. Step 6: Final answer
    x = 7,089,325.46

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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.