Home / 9,968,120.22-13,756,011.93-5,384,443.62

Finding the Fourth Proportional to 9,968,120.22, 13,756,011.93 and 5,384,443.62

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Solution

The fourth proportional to 9,968,120.22, 13,756,011.93 and 5,384,443.62 is: 7,430,535.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,968,120.22 : 13,756,011.93 = 5,384,443.62 : x
  2. Step 2: Convert to fraction form
    9,968,120.22/13,756,011.93 = 5,384,443.62/x
  3. Step 3: Cross multiply
    9,968,120.22x = 13,756,011.93 × 5,384,443.62
  4. Step 4: Simplify right side
    9,968,120.22x = 74,068,470,673,132.39
  5. Step 5: Solve for x
    x = 74,068,470,673,132.39/9,968,120.22
  6. Step 6: Final answer
    x = 7,430,535.45

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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.