Home / 22,105,905.40-33,147,048.30-9,311,955.40

Finding the Fourth Proportional to 22,105,905.40, 33,147,048.30 and 9,311,955.40

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Solution

The fourth proportional to 22,105,905.40, 33,147,048.30 and 9,311,955.40 is: 13,962,958.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,105,905.40 : 33,147,048.30 = 9,311,955.40 : x
  2. Step 2: Convert to fraction form
    22,105,905.40/33,147,048.30 = 9,311,955.40/x
  3. Step 3: Cross multiply
    22,105,905.40x = 33,147,048.30 × 9,311,955.40
  4. Step 4: Simplify right side
    22,105,905.40x = 308,663,835,411,245.81
  5. Step 5: Solve for x
    x = 308,663,835,411,245.81/22,105,905.40
  6. Step 6: Final answer
    x = 13,962,958.31

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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.