Home / 7,243,945.60-10,867,230.60-3,640,644.40

Finding the Fourth Proportional to 7,243,945.60, 10,867,230.60 and 3,640,644.40

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Solution

The fourth proportional to 7,243,945.60, 10,867,230.60 and 3,640,644.40 is: 5,461,626.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243,945.60 : 10,867,230.60 = 3,640,644.40 : x
  2. Step 2: Convert to fraction form
    7,243,945.60/10,867,230.60 = 3,640,644.40/x
  3. Step 3: Cross multiply
    7,243,945.60x = 10,867,230.60 × 3,640,644.40
  4. Step 4: Simplify right side
    7,243,945.60x = 39,563,722,227,398.64
  5. Step 5: Solve for x
    x = 39,563,722,227,398.64/7,243,945.60
  6. Step 6: Final answer
    x = 5,461,626.08

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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.