Home / 12,202,397.40-18,303,596.10-3,104,477.40

Finding the Fourth Proportional to 12,202,397.40, 18,303,596.10 and 3,104,477.40

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Solution

The fourth proportional to 12,202,397.40, 18,303,596.10 and 3,104,477.40 is: 4,656,716.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,202,397.40 : 18,303,596.10 = 3,104,477.40 : x
  2. Step 2: Convert to fraction form
    12,202,397.40/18,303,596.10 = 3,104,477.40/x
  3. Step 3: Cross multiply
    12,202,397.40x = 18,303,596.10 × 3,104,477.40
  4. Step 4: Simplify right side
    12,202,397.40x = 56,823,100,431,178.14
  5. Step 5: Solve for x
    x = 56,823,100,431,178.14/12,202,397.40
  6. Step 6: Final answer
    x = 4,656,716.10

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Similar ratio
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1.5x scale

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.