Home / 18,069,257.69-27,103,885.77-5,289,762.33

Finding the Fourth Proportional to 18,069,257.69, 27,103,885.77 and 5,289,762.33

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Solution

The fourth proportional to 18,069,257.69, 27,103,885.77 and 5,289,762.33 is: 7,934,643.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,069,257.69 : 27,103,885.77 = 5,289,762.33 : x
  2. Step 2: Convert to fraction form
    18,069,257.69/27,103,885.77 = 5,289,762.33/x
  3. Step 3: Cross multiply
    18,069,257.69x = 27,103,885.77 × 5,289,762.33
  4. Step 4: Simplify right side
    18,069,257.69x = 143,373,113,942,769.03
  5. Step 5: Solve for x
    x = 143,373,113,942,769.03/18,069,257.69
  6. Step 6: Final answer
    x = 7,934,643.27

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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.