Home / 13,727,033.96-18,944,986.88-7,925,805.96

Finding the Fourth Proportional to 13,727,033.96, 18,944,986.88 and 7,925,805.96

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Solution

The fourth proportional to 13,727,033.96, 18,944,986.88 and 7,925,805.96 is: 10,938,582.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,727,033.96 : 18,944,986.88 = 7,925,805.96 : x
  2. Step 2: Convert to fraction form
    13,727,033.96/18,944,986.88 = 7,925,805.96/x
  3. Step 3: Cross multiply
    13,727,033.96x = 18,944,986.88 × 7,925,805.96
  4. Step 4: Simplify right side
    13,727,033.96x = 150,154,289,925,625.78
  5. Step 5: Solve for x
    x = 150,154,289,925,625.78/13,727,033.96
  6. Step 6: Final answer
    x = 10,938,582.24

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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.