Home / 13,397,256.80-20,089,664.40-5,820,322.40

Finding the Fourth Proportional to 13,397,256.80, 20,089,664.40 and 5,820,322.40

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Solution

The fourth proportional to 13,397,256.80, 20,089,664.40 and 5,820,322.40 is: 8,727,781.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,397,256.80 : 20,089,664.40 = 5,820,322.40 : x
  2. Step 2: Convert to fraction form
    13,397,256.80/20,089,664.40 = 5,820,322.40/x
  3. Step 3: Cross multiply
    13,397,256.80x = 20,089,664.40 × 5,820,322.40
  4. Step 4: Simplify right side
    13,397,256.80x = 116,928,323,715,802.56
  5. Step 5: Solve for x
    x = 116,928,323,715,802.56/13,397,256.80
  6. Step 6: Final answer
    x = 8,727,781.03

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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.