Home / 14,803,294.36-20,428,687.76-8,691,824.92

Finding the Fourth Proportional to 14,803,294.36, 20,428,687.76 and 8,691,824.92

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Solution

The fourth proportional to 14,803,294.36, 20,428,687.76 and 8,691,824.92 is: 11,994,801.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,803,294.36 : 20,428,687.76 = 8,691,824.92 : x
  2. Step 2: Convert to fraction form
    14,803,294.36/20,428,687.76 = 8,691,824.92/x
  3. Step 3: Cross multiply
    14,803,294.36x = 20,428,687.76 × 8,691,824.92
  4. Step 4: Simplify right side
    14,803,294.36x = 177,562,577,355,267
  5. Step 5: Solve for x
    x = 177,562,577,355,267/14,803,294.36
  6. Step 6: Final answer
    x = 11,994,801.50

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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.