Home / 10,709,126.10-16,040,069.55-6,441,851.70

Finding the Fourth Proportional to 10,709,126.10, 16,040,069.55 and 6,441,851.70

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Solution

The fourth proportional to 10,709,126.10, 16,040,069.55 and 6,441,851.70 is: 9,648,569.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,709,126.10 : 16,040,069.55 = 6,441,851.70 : x
  2. Step 2: Convert to fraction form
    10,709,126.10/16,040,069.55 = 6,441,851.70/x
  3. Step 3: Cross multiply
    10,709,126.10x = 16,040,069.55 × 6,441,851.70
  4. Step 4: Simplify right side
    10,709,126.10x = 103,327,749,298,785.75
  5. Step 5: Solve for x
    x = 103,327,749,298,785.75/10,709,126.10
  6. Step 6: Final answer
    x = 9,648,569.67

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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.