Home / 12,066,046.93-16,656,512.32-7,172,853.13

Finding the Fourth Proportional to 12,066,046.93, 16,656,512.32 and 7,172,853.13

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Solution

The fourth proportional to 12,066,046.93, 16,656,512.32 and 7,172,853.13 is: 9,901,728.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,066,046.93 : 16,656,512.32 = 7,172,853.13 : x
  2. Step 2: Convert to fraction form
    12,066,046.93/16,656,512.32 = 7,172,853.13/x
  3. Step 3: Cross multiply
    12,066,046.93x = 16,656,512.32 × 7,172,853.13
  4. Step 4: Simplify right side
    12,066,046.93x = 119,474,716,529,395.56
  5. Step 5: Solve for x
    x = 119,474,716,529,395.56/12,066,046.93
  6. Step 6: Final answer
    x = 9,901,728.15

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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.