Home / 11,284,881.42-15,577,903.44-7,618,763.64

Finding the Fourth Proportional to 11,284,881.42, 15,577,903.44 and 7,618,763.64

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Solution

The fourth proportional to 11,284,881.42, 15,577,903.44 and 7,618,763.64 is: 10,517,112.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,284,881.42 : 15,577,903.44 = 7,618,763.64 : x
  2. Step 2: Convert to fraction form
    11,284,881.42/15,577,903.44 = 7,618,763.64/x
  3. Step 3: Cross multiply
    11,284,881.42x = 15,577,903.44 × 7,618,763.64
  4. Step 4: Simplify right side
    11,284,881.42x = 118,684,364,316,102.91
  5. Step 5: Solve for x
    x = 118,684,364,316,102.91/11,284,881.42
  6. Step 6: Final answer
    x = 10,517,112.22

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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.