Home / 9,265,560.62-12,787,239.72-5,136,887.36

Finding the Fourth Proportional to 9,265,560.62, 12,787,239.72 and 5,136,887.36

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Solution

The fourth proportional to 9,265,560.62, 12,787,239.72 and 5,136,887.36 is: 7,089,329.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,265,560.62 : 12,787,239.72 = 5,136,887.36 : x
  2. Step 2: Convert to fraction form
    9,265,560.62/12,787,239.72 = 5,136,887.36/x
  3. Step 3: Cross multiply
    9,265,560.62x = 12,787,239.72 × 5,136,887.36
  4. Step 4: Simplify right side
    9,265,560.62x = 65,686,610,086,957.95
  5. Step 5: Solve for x
    x = 65,686,610,086,957.95/9,265,560.62
  6. Step 6: Final answer
    x = 7,089,329.27

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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.