Home / 12,066,056.44-16,656,525.46-7,172,862.64

Finding the Fourth Proportional to 12,066,056.44, 16,656,525.46 and 7,172,862.64

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Solution

The fourth proportional to 12,066,056.44, 16,656,525.46 and 7,172,862.64 is: 9,901,741.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,066,056.44 : 16,656,525.46 = 7,172,862.64 : x
  2. Step 2: Convert to fraction form
    12,066,056.44/16,656,525.46 = 7,172,862.64/x
  3. Step 3: Cross multiply
    12,066,056.44x = 16,656,525.46 × 7,172,862.64
  4. Step 4: Simplify right side
    12,066,056.44x = 119,474,969,184,242.81
  5. Step 5: Solve for x
    x = 119,474,969,184,242.81/12,066,056.44
  6. Step 6: Final answer
    x = 9,901,741.28

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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.