Home / 8,126,643.51-11,214,877.20-4,455,551.19

Finding the Fourth Proportional to 8,126,643.51, 11,214,877.20 and 4,455,551.19

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Solution

The fourth proportional to 8,126,643.51, 11,214,877.20 and 4,455,551.19 is: 6,148,720.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,126,643.51 : 11,214,877.20 = 4,455,551.19 : x
  2. Step 2: Convert to fraction form
    8,126,643.51/11,214,877.20 = 4,455,551.19/x
  3. Step 3: Cross multiply
    8,126,643.51x = 11,214,877.20 × 4,455,551.19
  4. Step 4: Simplify right side
    8,126,643.51x = 49,968,459,454,163.87
  5. Step 5: Solve for x
    x = 49,968,459,454,163.87/8,126,643.51
  6. Step 6: Final answer
    x = 6,148,720.49

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