Home / 7,401,830.40-11,102,745.60-4,415,846.40

Finding the Fourth Proportional to 7,401,830.40, 11,102,745.60 and 4,415,846.40

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Solution

The fourth proportional to 7,401,830.40, 11,102,745.60 and 4,415,846.40 is: 6,623,769.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,401,830.40 : 11,102,745.60 = 4,415,846.40 : x
  2. Step 2: Convert to fraction form
    7,401,830.40/11,102,745.60 = 4,415,846.40/x
  3. Step 3: Cross multiply
    7,401,830.40x = 11,102,745.60 × 4,415,846.40
  4. Step 4: Simplify right side
    7,401,830.40x = 49,028,019,187,875.84
  5. Step 5: Solve for x
    x = 49,028,019,187,875.84/7,401,830.40
  6. Step 6: Final answer
    x = 6,623,769.60

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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.