Home / 6,464,438.08-9,690,112.52-4,191,401.50

Finding the Fourth Proportional to 6,464,438.08, 9,690,112.52 and 4,191,401.50

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Solution

The fourth proportional to 6,464,438.08, 9,690,112.52 and 4,191,401.50 is: 6,282,858.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,464,438.08 : 9,690,112.52 = 4,191,401.50 : x
  2. Step 2: Convert to fraction form
    6,464,438.08/9,690,112.52 = 4,191,401.50/x
  3. Step 3: Cross multiply
    6,464,438.08x = 9,690,112.52 × 4,191,401.50
  4. Step 4: Simplify right side
    6,464,438.08x = 40,615,152,122,032.25
  5. Step 5: Solve for x
    x = 40,615,152,122,032.25/6,464,438.08
  6. Step 6: Final answer
    x = 6,282,858.87

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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.