Home / 6,542,403.15-9,028,366.40-4,096,362.72

Finding the Fourth Proportional to 6,542,403.15, 9,028,366.40 and 4,096,362.72

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Solution

The fourth proportional to 6,542,403.15, 9,028,366.40 and 4,096,362.72 is: 5,652,886.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,542,403.15 : 9,028,366.40 = 4,096,362.72 : x
  2. Step 2: Convert to fraction form
    6,542,403.15/9,028,366.40 = 4,096,362.72/x
  3. Step 3: Cross multiply
    6,542,403.15x = 9,028,366.40 × 4,096,362.72
  4. Step 4: Simplify right side
    6,542,403.15x = 36,983,463,553,701.52
  5. Step 5: Solve for x
    x = 36,983,463,553,701.52/6,542,403.15
  6. Step 6: Final answer
    x = 5,652,886.67

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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.