Home / 11,722,457.88-16,184,891.39-7,318,895.04

Finding the Fourth Proportional to 11,722,457.88, 16,184,891.39 and 7,318,895.04

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Solution

The fourth proportional to 11,722,457.88, 16,184,891.39 and 7,318,895.04 is: 10,105,007.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,722,457.88 : 16,184,891.39 = 7,318,895.04 : x
  2. Step 2: Convert to fraction form
    11,722,457.88/16,184,891.39 = 7,318,895.04/x
  3. Step 3: Cross multiply
    11,722,457.88x = 16,184,891.39 × 7,318,895.04
  4. Step 4: Simplify right side
    11,722,457.88x = 118,455,521,280,615.23
  5. Step 5: Solve for x
    x = 118,455,521,280,615.23/11,722,457.88
  6. Step 6: Final answer
    x = 10,105,007.20

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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.