Home / 13,285,849.80-19,928,774.70-4,310,401.80

Finding the Fourth Proportional to 13,285,849.80, 19,928,774.70 and 4,310,401.80

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Solution

The fourth proportional to 13,285,849.80, 19,928,774.70 and 4,310,401.80 is: 6,465,602.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,285,849.80 : 19,928,774.70 = 4,310,401.80 : x
  2. Step 2: Convert to fraction form
    13,285,849.80/19,928,774.70 = 4,310,401.80/x
  3. Step 3: Cross multiply
    13,285,849.80x = 19,928,774.70 × 4,310,401.80
  4. Step 4: Simplify right side
    13,285,849.80x = 85,901,026,338,674.45
  5. Step 5: Solve for x
    x = 85,901,026,338,674.45/13,285,849.80
  6. Step 6: Final answer
    x = 6,465,602.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.