Home / 28,309,317-42,409,877.76-23,727,631.38

Finding the Fourth Proportional to 28,309,317, 42,409,877.76 and 23,727,631.38

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Solution

The fourth proportional to 28,309,317, 42,409,877.76 and 23,727,631.38 is: 35,546,104.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,309,317 : 42,409,877.76 = 23,727,631.38 : x
  2. Step 2: Convert to fraction form
    28,309,317/42,409,877.76 = 23,727,631.38/x
  3. Step 3: Cross multiply
    28,309,317x = 42,409,877.76 × 23,727,631.38
  4. Step 4: Simplify right side
    28,309,317x = 1,006,285,946,360,140
  5. Step 5: Solve for x
    x = 1,006,285,946,360,140/28,309,317
  6. Step 6: Final answer
    x = 35,546,104.71

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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.