Home / 72,846,040.94-100,527,804.15-39,806,295.04

Finding the Fourth Proportional to 72,846,040.94, 100,527,804.15 and 39,806,295.04

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Solution

The fourth proportional to 72,846,040.94, 100,527,804.15 and 39,806,295.04 is: 54,932,833.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,846,040.94 : 100,527,804.15 = 39,806,295.04 : x
  2. Step 2: Convert to fraction form
    72,846,040.94/100,527,804.15 = 39,806,295.04/x
  3. Step 3: Cross multiply
    72,846,040.94x = 100,527,804.15 × 39,806,295.04
  4. Step 4: Simplify right side
    72,846,040.94x = 4,001,639,431,918,731.50
  5. Step 5: Solve for x
    x = 4,001,639,431,918,731.50/72,846,040.94
  6. Step 6: Final answer
    x = 54,932,833.42

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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.