Home / 6,439,428.46-8,886,751.81-3,649,093.32

Finding the Fourth Proportional to 6,439,428.46, 8,886,751.81 and 3,649,093.32

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Solution

The fourth proportional to 6,439,428.46, 8,886,751.81 and 3,649,093.32 is: 5,035,941.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,439,428.46 : 8,886,751.81 = 3,649,093.32 : x
  2. Step 2: Convert to fraction form
    6,439,428.46/8,886,751.81 = 3,649,093.32/x
  3. Step 3: Cross multiply
    6,439,428.46x = 8,886,751.81 × 3,649,093.32
  4. Step 4: Simplify right side
    6,439,428.46x = 32,428,586,657,246.17
  5. Step 5: Solve for x
    x = 32,428,586,657,246.17/6,439,428.46
  6. Step 6: Final answer
    x = 5,035,941.76

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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.