Home / 19,673,200.92-27,139,751.52-12,795,173.40

Finding the Fourth Proportional to 19,673,200.92, 27,139,751.52 and 12,795,173.40

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Solution

The fourth proportional to 19,673,200.92, 27,139,751.52 and 12,795,173.40 is: 17,651,312.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,673,200.92 : 27,139,751.52 = 12,795,173.40 : x
  2. Step 2: Convert to fraction form
    19,673,200.92/27,139,751.52 = 12,795,173.40/x
  3. Step 3: Cross multiply
    19,673,200.92x = 27,139,751.52 × 12,795,173.40
  4. Step 4: Simplify right side
    19,673,200.92x = 347,257,826,731,313.56
  5. Step 5: Solve for x
    x = 347,257,826,731,313.56/19,673,200.92
  6. Step 6: Final answer
    x = 17,651,312.98

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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.