Home / 49,702,556.40-74,509,511.40-19,403,372.40

Finding the Fourth Proportional to 49,702,556.40, 74,509,511.40 and 19,403,372.40

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Solution

The fourth proportional to 49,702,556.40, 74,509,511.40 and 19,403,372.40 is: 29,087,755.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,702,556.40 : 74,509,511.40 = 19,403,372.40 : x
  2. Step 2: Convert to fraction form
    49,702,556.40/74,509,511.40 = 19,403,372.40/x
  3. Step 3: Cross multiply
    49,702,556.40x = 74,509,511.40 × 19,403,372.40
  4. Step 4: Simplify right side
    49,702,556.40x = 1,445,735,797,036,245.25
  5. Step 5: Solve for x
    x = 1,445,735,797,036,245.25/49,702,556.40
  6. Step 6: Final answer
    x = 29,087,755.27

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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.