Home / 7,815,597.35-10,761,448.67-6,942,918.74

Finding the Fourth Proportional to 7,815,597.35, 10,761,448.67 and 6,942,918.74

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Solution

The fourth proportional to 7,815,597.35, 10,761,448.67 and 6,942,918.74 is: 9,559,840.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,815,597.35 : 10,761,448.67 = 6,942,918.74 : x
  2. Step 2: Convert to fraction form
    7,815,597.35/10,761,448.67 = 6,942,918.74/x
  3. Step 3: Cross multiply
    7,815,597.35x = 10,761,448.67 × 6,942,918.74
  4. Step 4: Simplify right side
    7,815,597.35x = 74,715,863,640,491.08
  5. Step 5: Solve for x
    x = 74,715,863,640,491.08/7,815,597.35
  6. Step 6: Final answer
    x = 9,559,840.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.