Home / 9,691,766.64-13,374,725.67-5,341,008.78

Finding the Fourth Proportional to 9,691,766.64, 13,374,725.67 and 5,341,008.78

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Solution

The fourth proportional to 9,691,766.64, 13,374,725.67 and 5,341,008.78 is: 7,370,640.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,691,766.64 : 13,374,725.67 = 5,341,008.78 : x
  2. Step 2: Convert to fraction form
    9,691,766.64/13,374,725.67 = 5,341,008.78/x
  3. Step 3: Cross multiply
    9,691,766.64x = 13,374,725.67 × 5,341,008.78
  4. Step 4: Simplify right side
    9,691,766.64x = 71,434,527,233,561.39
  5. Step 5: Solve for x
    x = 71,434,527,233,561.39/9,691,766.64
  6. Step 6: Final answer
    x = 7,370,640.45

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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.