Home / 7,722,634-10,619,443.56-6,702,267.28

Finding the Fourth Proportional to 7,722,634, 10,619,443.56 and 6,702,267.28

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Solution

The fourth proportional to 7,722,634, 10,619,443.56 and 6,702,267.28 is: 9,216,330.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,722,634 : 10,619,443.56 = 6,702,267.28 : x
  2. Step 2: Convert to fraction form
    7,722,634/10,619,443.56 = 6,702,267.28/x
  3. Step 3: Cross multiply
    7,722,634x = 10,619,443.56 × 6,702,267.28
  4. Step 4: Simplify right side
    7,722,634x = 71,174,349,103,994.72
  5. Step 5: Solve for x
    x = 71,174,349,103,994.72/7,722,634
  6. Step 6: Final answer
    x = 9,216,330.74

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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.