Home / 51,992,768.34-71,754,059.97-28,790,054.10

Finding the Fourth Proportional to 51,992,768.34, 71,754,059.97 and 28,790,054.10

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Solution

The fourth proportional to 51,992,768.34, 71,754,059.97 and 28,790,054.10 is: 39,732,511.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,992,768.34 : 71,754,059.97 = 28,790,054.10 : x
  2. Step 2: Convert to fraction form
    51,992,768.34/71,754,059.97 = 28,790,054.10/x
  3. Step 3: Cross multiply
    51,992,768.34x = 71,754,059.97 × 28,790,054.10
  4. Step 4: Simplify right side
    51,992,768.34x = 2,065,803,268,430,944.50
  5. Step 5: Solve for x
    x = 2,065,803,268,430,944.50/51,992,768.34
  6. Step 6: Final answer
    x = 39,732,511.55

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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.