Home / 9,384,620.40-14,049,374.40-6,999,040.80

Finding the Fourth Proportional to 9,384,620.40, 14,049,374.40 and 6,999,040.80

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Solution

The fourth proportional to 9,384,620.40, 14,049,374.40 and 6,999,040.80 is: 10,478,009.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,384,620.40 : 14,049,374.40 = 6,999,040.80 : x
  2. Step 2: Convert to fraction form
    9,384,620.40/14,049,374.40 = 6,999,040.80/x
  3. Step 3: Cross multiply
    9,384,620.40x = 14,049,374.40 × 6,999,040.80
  4. Step 4: Simplify right side
    9,384,620.40x = 98,332,144,640,075.52
  5. Step 5: Solve for x
    x = 98,332,144,640,075.52/9,384,620.40
  6. Step 6: Final answer
    x = 10,478,009.81

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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.