Home / 6,417,558.81-8,856,300.78-3,516,887.25

Finding the Fourth Proportional to 6,417,558.81, 8,856,300.78 and 3,516,887.25

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Solution

The fourth proportional to 6,417,558.81, 8,856,300.78 and 3,516,887.25 is: 4,853,342.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,417,558.81 : 8,856,300.78 = 3,516,887.25 : x
  2. Step 2: Convert to fraction form
    6,417,558.81/8,856,300.78 = 3,516,887.25/x
  3. Step 3: Cross multiply
    6,417,558.81x = 8,856,300.78 × 3,516,887.25
  4. Step 4: Simplify right side
    6,417,558.81x = 31,146,611,295,347.05
  5. Step 5: Solve for x
    x = 31,146,611,295,347.05/6,417,558.81
  6. Step 6: Final answer
    x = 4,853,342.56

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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.