Home / 9,269,077.20-13,903,615.80-2,879,278.80

Finding the Fourth Proportional to 9,269,077.20, 13,903,615.80 and 2,879,278.80

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Solution

The fourth proportional to 9,269,077.20, 13,903,615.80 and 2,879,278.80 is: 4,318,918.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,269,077.20 : 13,903,615.80 = 2,879,278.80 : x
  2. Step 2: Convert to fraction form
    9,269,077.20/13,903,615.80 = 2,879,278.80/x
  3. Step 3: Cross multiply
    9,269,077.20x = 13,903,615.80 × 2,879,278.80
  4. Step 4: Simplify right side
    9,269,077.20x = 40,032,386,216,285.04
  5. Step 5: Solve for x
    x = 40,032,386,216,285.04/9,269,077.20
  6. Step 6: Final answer
    x = 4,318,918.20

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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.