Home / 13,942,884.66-19,235,562.46-8,426,682.78

Finding the Fourth Proportional to 13,942,884.66, 19,235,562.46 and 8,426,682.78

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Solution

The fourth proportional to 13,942,884.66, 19,235,562.46 and 8,426,682.78 is: 11,625,426.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,942,884.66 : 19,235,562.46 = 8,426,682.78 : x
  2. Step 2: Convert to fraction form
    13,942,884.66/19,235,562.46 = 8,426,682.78/x
  3. Step 3: Cross multiply
    13,942,884.66x = 19,235,562.46 × 8,426,682.78
  4. Step 4: Simplify right side
    13,942,884.66x = 162,091,982,852,096.34
  5. Step 5: Solve for x
    x = 162,091,982,852,096.34/13,942,884.66
  6. Step 6: Final answer
    x = 11,625,426.65

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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.