Home / 10,777,639.40-16,166,459.10-9,782,311.40

Finding the Fourth Proportional to 10,777,639.40, 16,166,459.10 and 9,782,311.40

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Solution

The fourth proportional to 10,777,639.40, 16,166,459.10 and 9,782,311.40 is: 14,673,467.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,777,639.40 : 16,166,459.10 = 9,782,311.40 : x
  2. Step 2: Convert to fraction form
    10,777,639.40/16,166,459.10 = 9,782,311.40/x
  3. Step 3: Cross multiply
    10,777,639.40x = 16,166,459.10 × 9,782,311.40
  4. Step 4: Simplify right side
    10,777,639.40x = 158,145,337,151,563.75
  5. Step 5: Solve for x
    x = 158,145,337,151,563.75/10,777,639.40
  6. Step 6: Final answer
    x = 14,673,467.10

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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.