Home / 10,905,728.70-16,394,022.45-9,346,835.10

Finding the Fourth Proportional to 10,905,728.70, 16,394,022.45 and 9,346,835.10

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Solution

The fourth proportional to 10,905,728.70, 16,394,022.45 and 9,346,835.10 is: 14,050,617.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,905,728.70 : 16,394,022.45 = 9,346,835.10 : x
  2. Step 2: Convert to fraction form
    10,905,728.70/16,394,022.45 = 9,346,835.10/x
  3. Step 3: Cross multiply
    10,905,728.70x = 16,394,022.45 × 9,346,835.10
  4. Step 4: Simplify right side
    10,905,728.70x = 153,232,224,465,847.97
  5. Step 5: Solve for x
    x = 153,232,224,465,847.97/10,905,728.70
  6. Step 6: Final answer
    x = 14,050,617.68

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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.