Home / 13,306,676.70-19,960,015.05-4,787,291.10

Finding the Fourth Proportional to 13,306,676.70, 19,960,015.05 and 4,787,291.10

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Solution

The fourth proportional to 13,306,676.70, 19,960,015.05 and 4,787,291.10 is: 7,180,936.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,306,676.70 : 19,960,015.05 = 4,787,291.10 : x
  2. Step 2: Convert to fraction form
    13,306,676.70/19,960,015.05 = 4,787,291.10/x
  3. Step 3: Cross multiply
    13,306,676.70x = 19,960,015.05 × 4,787,291.10
  4. Step 4: Simplify right side
    13,306,676.70x = 95,554,402,404,731.05
  5. Step 5: Solve for x
    x = 95,554,402,404,731.05/13,306,676.70
  6. Step 6: Final answer
    x = 7,180,936.65

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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.