Home / 22,619,813.84-31,214,999.88-12,306,301.52

Finding the Fourth Proportional to 22,619,813.84, 31,214,999.88 and 12,306,301.52

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Solution

The fourth proportional to 22,619,813.84, 31,214,999.88 and 12,306,301.52 is: 16,982,509.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,619,813.84 : 31,214,999.88 = 12,306,301.52 : x
  2. Step 2: Convert to fraction form
    22,619,813.84/31,214,999.88 = 12,306,301.52/x
  3. Step 3: Cross multiply
    22,619,813.84x = 31,214,999.88 × 12,306,301.52
  4. Step 4: Simplify right side
    22,619,813.84x = 384,141,200,470,043.81
  5. Step 5: Solve for x
    x = 384,141,200,470,043.81/22,619,813.84
  6. Step 6: Final answer
    x = 16,982,509.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.