Home / 13,302,324.43-19,953,486.69-4,778,010.79

Finding the Fourth Proportional to 13,302,324.43, 19,953,486.69 and 4,778,010.79

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Solution

The fourth proportional to 13,302,324.43, 19,953,486.69 and 4,778,010.79 is: 7,167,016.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,302,324.43 : 19,953,486.69 = 4,778,010.79 : x
  2. Step 2: Convert to fraction form
    13,302,324.43/19,953,486.69 = 4,778,010.79/x
  3. Step 3: Cross multiply
    13,302,324.43x = 19,953,486.69 × 4,778,010.79
  4. Step 4: Simplify right side
    13,302,324.43x = 95,337,974,702,941.39
  5. Step 5: Solve for x
    x = 95,337,974,702,941.39/13,302,324.43
  6. Step 6: Final answer
    x = 7,167,016.20

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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.