Home / 10,243,260.40-15,364,890.60-9,422,114.80

Finding the Fourth Proportional to 10,243,260.40, 15,364,890.60 and 9,422,114.80

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Solution

The fourth proportional to 10,243,260.40, 15,364,890.60 and 9,422,114.80 is: 14,133,172.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,243,260.40 : 15,364,890.60 = 9,422,114.80 : x
  2. Step 2: Convert to fraction form
    10,243,260.40/15,364,890.60 = 9,422,114.80/x
  3. Step 3: Cross multiply
    10,243,260.40x = 15,364,890.60 × 9,422,114.80
  4. Step 4: Simplify right side
    10,243,260.40x = 144,769,763,122,640.88
  5. Step 5: Solve for x
    x = 144,769,763,122,640.88/10,243,260.40
  6. Step 6: Final answer
    x = 14,133,172.20

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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.