Home / 10,992,980.56-16,481,744.48-4,842,043.12

Finding the Fourth Proportional to 10,992,980.56, 16,481,744.48 and 4,842,043.12

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Solution

The fourth proportional to 10,992,980.56, 16,481,744.48 and 4,842,043.12 is: 7,259,661.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,992,980.56 : 16,481,744.48 = 4,842,043.12 : x
  2. Step 2: Convert to fraction form
    10,992,980.56/16,481,744.48 = 4,842,043.12/x
  3. Step 3: Cross multiply
    10,992,980.56x = 16,481,744.48 × 4,842,043.12
  4. Step 4: Simplify right side
    10,992,980.56x = 79,805,317,464,981.98
  5. Step 5: Solve for x
    x = 79,805,317,464,981.98/10,992,980.56
  6. Step 6: Final answer
    x = 7,259,661.47

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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.