Home / 47,183,042.49-65,079,057.63-31,494,156.80

Finding the Fourth Proportional to 47,183,042.49, 65,079,057.63 and 31,494,156.80

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Solution

The fourth proportional to 47,183,042.49, 65,079,057.63 and 31,494,156.80 is: 43,439,548.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,183,042.49 : 65,079,057.63 = 31,494,156.80 : x
  2. Step 2: Convert to fraction form
    47,183,042.49/65,079,057.63 = 31,494,156.80/x
  3. Step 3: Cross multiply
    47,183,042.49x = 65,079,057.63 × 31,494,156.80
  4. Step 4: Simplify right side
    47,183,042.49x = 2,049,610,045,232,758.75
  5. Step 5: Solve for x
    x = 2,049,610,045,232,758.75/47,183,042.49
  6. Step 6: Final answer
    x = 43,439,548.13

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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.