Home / 8,463,686.15-11,683,462.07-5,714,097.72

Finding the Fourth Proportional to 8,463,686.15, 11,683,462.07 and 5,714,097.72

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Solution

The fourth proportional to 8,463,686.15, 11,683,462.07 and 5,714,097.72 is: 7,887,868.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,463,686.15 : 11,683,462.07 = 5,714,097.72 : x
  2. Step 2: Convert to fraction form
    8,463,686.15/11,683,462.07 = 5,714,097.72/x
  3. Step 3: Cross multiply
    8,463,686.15x = 11,683,462.07 × 5,714,097.72
  4. Step 4: Simplify right side
    8,463,686.15x = 66,760,443,946,365.73
  5. Step 5: Solve for x
    x = 66,760,443,946,365.73/8,463,686.15
  6. Step 6: Final answer
    x = 7,887,868.57

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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.