Home / 14,724,636.18-20,274,931.72-14,682,120.90

Finding the Fourth Proportional to 14,724,636.18, 20,274,931.72 and 14,682,120.90

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Solution

The fourth proportional to 14,724,636.18, 20,274,931.72 and 14,682,120.90 is: 20,216,390.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,724,636.18 : 20,274,931.72 = 14,682,120.90 : x
  2. Step 2: Convert to fraction form
    14,724,636.18/20,274,931.72 = 14,682,120.90/x
  3. Step 3: Cross multiply
    14,724,636.18x = 20,274,931.72 × 14,682,120.90
  4. Step 4: Simplify right side
    14,724,636.18x = 297,678,998,650,910.25
  5. Step 5: Solve for x
    x = 297,678,998,650,910.25/14,724,636.18
  6. Step 6: Final answer
    x = 20,216,390.76

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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.