Home / 19,048,066.60-26,286,544.38-11,209,311.40

Finding the Fourth Proportional to 19,048,066.60, 26,286,544.38 and 11,209,311.40

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Solution

The fourth proportional to 19,048,066.60, 26,286,544.38 and 11,209,311.40 is: 15,468,974.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,048,066.60 : 26,286,544.38 = 11,209,311.40 : x
  2. Step 2: Convert to fraction form
    19,048,066.60/26,286,544.38 = 11,209,311.40/x
  3. Step 3: Cross multiply
    19,048,066.60x = 26,286,544.38 × 11,209,311.40
  4. Step 4: Simplify right side
    19,048,066.60x = 294,654,061,585,339.94
  5. Step 5: Solve for x
    x = 294,654,061,585,339.94/19,048,066.60
  6. Step 6: Final answer
    x = 15,468,974.77

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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.