Home / 10,945,182.70-16,417,774.05-7,362,001.90

Finding the Fourth Proportional to 10,945,182.70, 16,417,774.05 and 7,362,001.90

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Solution

The fourth proportional to 10,945,182.70, 16,417,774.05 and 7,362,001.90 is: 11,043,002.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,945,182.70 : 16,417,774.05 = 7,362,001.90 : x
  2. Step 2: Convert to fraction form
    10,945,182.70/16,417,774.05 = 7,362,001.90/x
  3. Step 3: Cross multiply
    10,945,182.70x = 16,417,774.05 × 7,362,001.90
  4. Step 4: Simplify right side
    10,945,182.70x = 120,867,683,749,870.70
  5. Step 5: Solve for x
    x = 120,867,683,749,870.70/10,945,182.70
  6. Step 6: Final answer
    x = 11,043,002.85

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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.