Home / 39,084,130.60-58,626,195.90-18,928,738.60

Finding the Fourth Proportional to 39,084,130.60, 58,626,195.90 and 18,928,738.60

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Solution

The fourth proportional to 39,084,130.60, 58,626,195.90 and 18,928,738.60 is: 28,393,107.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,084,130.60 : 58,626,195.90 = 18,928,738.60 : x
  2. Step 2: Convert to fraction form
    39,084,130.60/58,626,195.90 = 18,928,738.60/x
  3. Step 3: Cross multiply
    39,084,130.60x = 58,626,195.90 × 18,928,738.60
  4. Step 4: Simplify right side
    39,084,130.60x = 1,109,719,937,303,491.75
  5. Step 5: Solve for x
    x = 1,109,719,937,303,491.75/39,084,130.60
  6. Step 6: Final answer
    x = 28,393,107.90

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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.