Home / 54,396,715.40-81,595,073.10-18,494,923.40

Finding the Fourth Proportional to 54,396,715.40, 81,595,073.10 and 18,494,923.40

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Solution

The fourth proportional to 54,396,715.40, 81,595,073.10 and 18,494,923.40 is: 27,742,385.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,396,715.40 : 81,595,073.10 = 18,494,923.40 : x
  2. Step 2: Convert to fraction form
    54,396,715.40/81,595,073.10 = 18,494,923.40/x
  3. Step 3: Cross multiply
    54,396,715.40x = 81,595,073.10 × 18,494,923.40
  4. Step 4: Simplify right side
    54,396,715.40x = 1,509,094,626,801,900.25
  5. Step 5: Solve for x
    x = 1,509,094,626,801,900.25/54,396,715.40
  6. Step 6: Final answer
    x = 27,742,385.10

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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.