Home / 17,083,421.60-25,681,119.60-12,069,456.80

Finding the Fourth Proportional to 17,083,421.60, 25,681,119.60 and 12,069,456.80

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Solution

The fourth proportional to 17,083,421.60, 25,681,119.60 and 12,069,456.80 is: 18,143,740.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,083,421.60 : 25,681,119.60 = 12,069,456.80 : x
  2. Step 2: Convert to fraction form
    17,083,421.60/25,681,119.60 = 12,069,456.80/x
  3. Step 3: Cross multiply
    17,083,421.60x = 25,681,119.60 × 12,069,456.80
  4. Step 4: Simplify right side
    17,083,421.60x = 309,957,163,587,833.31
  5. Step 5: Solve for x
    x = 309,957,163,587,833.31/17,083,421.60
  6. Step 6: Final answer
    x = 18,143,740.22

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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.