Home / 15,548,685.67-21,457,039.77-8,579,426.23

Finding the Fourth Proportional to 15,548,685.67, 21,457,039.77 and 8,579,426.23

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Solution

The fourth proportional to 15,548,685.67, 21,457,039.77 and 8,579,426.23 is: 11,839,527.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,548,685.67 : 21,457,039.77 = 8,579,426.23 : x
  2. Step 2: Convert to fraction form
    15,548,685.67/21,457,039.77 = 8,579,426.23/x
  3. Step 3: Cross multiply
    15,548,685.67x = 21,457,039.77 × 8,579,426.23
  4. Step 4: Simplify right side
    15,548,685.67x = 184,089,089,820,891.19
  5. Step 5: Solve for x
    x = 184,089,089,820,891.19/15,548,685.67
  6. Step 6: Final answer
    x = 11,839,527.39

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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.