Home / 13,603,025.26-18,771,948.03-7,492,022.38

Finding the Fourth Proportional to 13,603,025.26, 18,771,948.03 and 7,492,022.38

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Solution

The fourth proportional to 13,603,025.26, 18,771,948.03 and 7,492,022.38 is: 10,338,865.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,603,025.26 : 18,771,948.03 = 7,492,022.38 : x
  2. Step 2: Convert to fraction form
    13,603,025.26/18,771,948.03 = 7,492,022.38/x
  3. Step 3: Cross multiply
    13,603,025.26x = 18,771,948.03 × 7,492,022.38
  4. Step 4: Simplify right side
    13,603,025.26x = 140,639,854,756,956.92
  5. Step 5: Solve for x
    x = 140,639,854,756,956.92/13,603,025.26
  6. Step 6: Final answer
    x = 10,338,865.96

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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.