Home / 22,782,987.46-31,440,522.75-12,469,710.58

Finding the Fourth Proportional to 22,782,987.46, 31,440,522.75 and 12,469,710.58

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Solution

The fourth proportional to 22,782,987.46, 31,440,522.75 and 12,469,710.58 is: 17,208,200.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,782,987.46 : 31,440,522.75 = 12,469,710.58 : x
  2. Step 2: Convert to fraction form
    22,782,987.46/31,440,522.75 = 12,469,710.58/x
  3. Step 3: Cross multiply
    22,782,987.46x = 31,440,522.75 × 12,469,710.58
  4. Step 4: Simplify right side
    22,782,987.46x = 392,054,219,176,405.69
  5. Step 5: Solve for x
    x = 392,054,219,176,405.69/22,782,987.46
  6. Step 6: Final answer
    x = 17,208,200.63

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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.