Home / 8,228,512-12,340,384.80-2,471,013.28

Finding the Fourth Proportional to 8,228,512, 12,340,384.80 and 2,471,013.28

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Solution

The fourth proportional to 8,228,512, 12,340,384.80 and 2,471,013.28 is: 3,705,804.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,228,512 : 12,340,384.80 = 2,471,013.28 : x
  2. Step 2: Convert to fraction form
    8,228,512/12,340,384.80 = 2,471,013.28/x
  3. Step 3: Cross multiply
    8,228,512x = 12,340,384.80 × 2,471,013.28
  4. Step 4: Simplify right side
    8,228,512x = 30,493,254,721,110.14
  5. Step 5: Solve for x
    x = 30,493,254,721,110.14/8,228,512
  6. Step 6: Final answer
    x = 3,705,804.25

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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.