Home / 9,013,603.87-13,520,405.85-2,190,142

Finding the Fourth Proportional to 9,013,603.87, 13,520,405.85 and 2,190,142

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Solution

The fourth proportional to 9,013,603.87, 13,520,405.85 and 2,190,142 is: 3,285,213.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,013,603.87 : 13,520,405.85 = 2,190,142 : x
  2. Step 2: Convert to fraction form
    9,013,603.87/13,520,405.85 = 2,190,142/x
  3. Step 3: Cross multiply
    9,013,603.87x = 13,520,405.85 × 2,190,142
  4. Step 4: Simplify right side
    9,013,603.87x = 29,611,608,709,130.70
  5. Step 5: Solve for x
    x = 29,611,608,709,130.70/9,013,603.87
  6. Step 6: Final answer
    x = 3,285,213.01

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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.