Home / 47,877,527.31-71,826,378.50-15,526,907.31

Finding the Fourth Proportional to 47,877,527.31, 71,826,378.50 and 15,526,907.31

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Solution

The fourth proportional to 47,877,527.31, 71,826,378.50 and 15,526,907.31 is: 23,293,632.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,877,527.31 : 71,826,378.50 = 15,526,907.31 : x
  2. Step 2: Convert to fraction form
    47,877,527.31/71,826,378.50 = 15,526,907.31/x
  3. Step 3: Cross multiply
    47,877,527.31x = 71,826,378.50 × 15,526,907.31
  4. Step 4: Simplify right side
    47,877,527.31x = 1,115,241,521,382,476.88
  5. Step 5: Solve for x
    x = 1,115,241,521,382,476.88/47,877,527.31
  6. Step 6: Final answer
    x = 23,293,632.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.