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Finding the Fourth Proportional to 6,908,627.76, 9,541,341.72 and 5,259,441.84

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Solution

The fourth proportional to 6,908,627.76, 9,541,341.72 and 5,259,441.84 is: 7,263,690.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,908,627.76 : 9,541,341.72 = 5,259,441.84 : x
  2. Step 2: Convert to fraction form
    6,908,627.76/9,541,341.72 = 5,259,441.84/x
  3. Step 3: Cross multiply
    6,908,627.76x = 9,541,341.72 × 5,259,441.84
  4. Step 4: Simplify right side
    6,908,627.76x = 50,182,131,851,905.57
  5. Step 5: Solve for x
    x = 50,182,131,851,905.57/6,908,627.76
  6. Step 6: Final answer
    x = 7,263,690.21

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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.