Home / 6,459,940.40-9,700,408.20-4,675,348.40

Finding the Fourth Proportional to 6,459,940.40, 9,700,408.20 and 4,675,348.40

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Solution

The fourth proportional to 6,459,940.40, 9,700,408.20 and 4,675,348.40 is: 7,020,620.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,459,940.40 : 9,700,408.20 = 4,675,348.40 : x
  2. Step 2: Convert to fraction form
    6,459,940.40/9,700,408.20 = 4,675,348.40/x
  3. Step 3: Cross multiply
    6,459,940.40x = 9,700,408.20 × 4,675,348.40
  4. Step 4: Simplify right side
    6,459,940.40x = 45,352,787,957,216.88
  5. Step 5: Solve for x
    x = 45,352,787,957,216.88/6,459,940.40
  6. Step 6: Final answer
    x = 7,020,620.18

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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.