Home / 19,683,017.56-27,162,581.26-10,981,191.96

Finding the Fourth Proportional to 19,683,017.56, 27,162,581.26 and 10,981,191.96

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Solution

The fourth proportional to 19,683,017.56, 27,162,581.26 and 10,981,191.96 is: 15,154,054.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,683,017.56 : 27,162,581.26 = 10,981,191.96 : x
  2. Step 2: Convert to fraction form
    19,683,017.56/27,162,581.26 = 10,981,191.96/x
  3. Step 3: Cross multiply
    19,683,017.56x = 27,162,581.26 × 10,981,191.96
  4. Step 4: Simplify right side
    19,683,017.56x = 298,277,518,945,158.69
  5. Step 5: Solve for x
    x = 298,277,518,945,158.69/19,683,017.56
  6. Step 6: Final answer
    x = 15,154,054.40

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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.