Home / 47,823,085.80-71,734,628.70-19,073,658.60

Finding the Fourth Proportional to 47,823,085.80, 71,734,628.70 and 19,073,658.60

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Solution

The fourth proportional to 47,823,085.80, 71,734,628.70 and 19,073,658.60 is: 28,610,487.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,823,085.80 : 71,734,628.70 = 19,073,658.60 : x
  2. Step 2: Convert to fraction form
    47,823,085.80/71,734,628.70 = 19,073,658.60/x
  3. Step 3: Cross multiply
    47,823,085.80x = 71,734,628.70 × 19,073,658.60
  4. Step 4: Simplify right side
    47,823,085.80x = 1,368,241,817,621,562
  5. Step 5: Solve for x
    x = 1,368,241,817,621,562/47,823,085.80
  6. Step 6: Final answer
    x = 28,610,487.90

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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.