Home / 14,605,166.52-20,154,880.80-8,078,790.96

Finding the Fourth Proportional to 14,605,166.52, 20,154,880.80 and 8,078,790.96

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Solution

The fourth proportional to 14,605,166.52, 20,154,880.80 and 8,078,790.96 is: 11,148,593.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,605,166.52 : 20,154,880.80 = 8,078,790.96 : x
  2. Step 2: Convert to fraction form
    14,605,166.52/20,154,880.80 = 8,078,790.96/x
  3. Step 3: Cross multiply
    14,605,166.52x = 20,154,880.80 × 8,078,790.96
  4. Step 4: Simplify right side
    14,605,166.52x = 162,827,068,806,917.56
  5. Step 5: Solve for x
    x = 162,827,068,806,917.56/14,605,166.52
  6. Step 6: Final answer
    x = 11,148,593.79

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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.