Home / 22,079,606.76-30,470,202-12,290,157.36

Finding the Fourth Proportional to 22,079,606.76, 30,470,202 and 12,290,157.36

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Solution

The fourth proportional to 22,079,606.76, 30,470,202 and 12,290,157.36 is: 16,960,609.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,079,606.76 : 30,470,202 = 12,290,157.36 : x
  2. Step 2: Convert to fraction form
    22,079,606.76/30,470,202 = 12,290,157.36/x
  3. Step 3: Cross multiply
    22,079,606.76x = 30,470,202 × 12,290,157.36
  4. Step 4: Simplify right side
    22,079,606.76x = 374,483,577,370,986.69
  5. Step 5: Solve for x
    x = 374,483,577,370,986.69/22,079,606.76
  6. Step 6: Final answer
    x = 16,960,609.01

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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.