Home / 7,884,814.16-10,878,987.32-4,619,874.64

Finding the Fourth Proportional to 7,884,814.16, 10,878,987.32 and 4,619,874.64

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Solution

The fourth proportional to 7,884,814.16, 10,878,987.32 and 4,619,874.64 is: 6,374,222.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884,814.16 : 10,878,987.32 = 4,619,874.64 : x
  2. Step 2: Convert to fraction form
    7,884,814.16/10,878,987.32 = 4,619,874.64/x
  3. Step 3: Cross multiply
    7,884,814.16x = 10,878,987.32 × 4,619,874.64
  4. Step 4: Simplify right side
    7,884,814.16x = 50,259,557,628,549.56
  5. Step 5: Solve for x
    x = 50,259,557,628,549.56/7,884,814.16
  6. Step 6: Final answer
    x = 6,374,222.22

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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.