Home / 7,243,312.80-10,864,969.20-2,194,874.40

Finding the Fourth Proportional to 7,243,312.80, 10,864,969.20 and 2,194,874.40

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Solution

The fourth proportional to 7,243,312.80, 10,864,969.20 and 2,194,874.40 is: 3,292,311.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243,312.80 : 10,864,969.20 = 2,194,874.40 : x
  2. Step 2: Convert to fraction form
    7,243,312.80/10,864,969.20 = 2,194,874.40/x
  3. Step 3: Cross multiply
    7,243,312.80x = 10,864,969.20 × 2,194,874.40
  4. Step 4: Simplify right side
    7,243,312.80x = 23,847,242,753,868.48
  5. Step 5: Solve for x
    x = 23,847,242,753,868.48/7,243,312.80
  6. Step 6: Final answer
    x = 3,292,311.60

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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.