Home / 8,301,856.40-12,455,117.40-4,042,163.60

Finding the Fourth Proportional to 8,301,856.40, 12,455,117.40 and 4,042,163.60

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Solution

The fourth proportional to 8,301,856.40, 12,455,117.40 and 4,042,163.60 is: 6,064,381.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,301,856.40 : 12,455,117.40 = 4,042,163.60 : x
  2. Step 2: Convert to fraction form
    8,301,856.40/12,455,117.40 = 4,042,163.60/x
  3. Step 3: Cross multiply
    8,301,856.40x = 12,455,117.40 × 4,042,163.60
  4. Step 4: Simplify right side
    8,301,856.40x = 50,345,622,188,006.64
  5. Step 5: Solve for x
    x = 50,345,622,188,006.64/8,301,856.40
  6. Step 6: Final answer
    x = 6,064,381.24

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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.