Home / 9,773,284.87-13,487,134.78-5,422,360.79

Finding the Fourth Proportional to 9,773,284.87, 13,487,134.78 and 5,422,360.79

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Solution

The fourth proportional to 9,773,284.87, 13,487,134.78 and 5,422,360.79 is: 7,482,858.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,773,284.87 : 13,487,134.78 = 5,422,360.79 : x
  2. Step 2: Convert to fraction form
    9,773,284.87/13,487,134.78 = 5,422,360.79/x
  3. Step 3: Cross multiply
    9,773,284.87x = 13,487,134.78 × 5,422,360.79
  4. Step 4: Simplify right side
    9,773,284.87x = 73,132,110,814,073.19
  5. Step 5: Solve for x
    x = 73,132,110,814,073.19/9,773,284.87
  6. Step 6: Final answer
    x = 7,482,858.81

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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.