Home / 25,692,696.76-38,523,653.80-8,177,688.48

Finding the Fourth Proportional to 25,692,696.76, 38,523,653.80 and 8,177,688.48

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Solution

The fourth proportional to 25,692,696.76, 38,523,653.80 and 8,177,688.48 is: 12,261,633.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,692,696.76 : 38,523,653.80 = 8,177,688.48 : x
  2. Step 2: Convert to fraction form
    25,692,696.76/38,523,653.80 = 8,177,688.48/x
  3. Step 3: Cross multiply
    25,692,696.76x = 38,523,653.80 × 8,177,688.48
  4. Step 4: Simplify right side
    25,692,696.76x = 315,034,439,887,768.19
  5. Step 5: Solve for x
    x = 315,034,439,887,768.19/25,692,696.76
  6. Step 6: Final answer
    x = 12,261,633.83

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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.