Home / 7,671,896.21-11,509,360.29-2,814,247.82

Finding the Fourth Proportional to 7,671,896.21, 11,509,360.29 and 2,814,247.82

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Solution

The fourth proportional to 7,671,896.21, 11,509,360.29 and 2,814,247.82 is: 4,221,927.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,671,896.21 : 11,509,360.29 = 2,814,247.82 : x
  2. Step 2: Convert to fraction form
    7,671,896.21/11,509,360.29 = 2,814,247.82/x
  3. Step 3: Cross multiply
    7,671,896.21x = 11,509,360.29 × 2,814,247.82
  4. Step 4: Simplify right side
    7,671,896.21x = 32,390,192,077,676.79
  5. Step 5: Solve for x
    x = 32,390,192,077,676.79/7,671,896.21
  6. Step 6: Final answer
    x = 4,221,927.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.