Home / 52,106,293.12-71,915,293.76-28,908,890.88

Finding the Fourth Proportional to 52,106,293.12, 71,915,293.76 and 28,908,890.88

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Solution

The fourth proportional to 52,106,293.12, 71,915,293.76 and 28,908,890.88 is: 39,899,045.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,106,293.12 : 71,915,293.76 = 28,908,890.88 : x
  2. Step 2: Convert to fraction form
    52,106,293.12/71,915,293.76 = 28,908,890.88/x
  3. Step 3: Cross multiply
    52,106,293.12x = 71,915,293.76 × 28,908,890.88
  4. Step 4: Simplify right side
    52,106,293.12x = 2,078,991,379,910,985
  5. Step 5: Solve for x
    x = 2,078,991,379,910,985/52,106,293.12
  6. Step 6: Final answer
    x = 39,899,045.88

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.