Home / 13,112,999.70-19,669,499.55-7,444,295.70

Finding the Fourth Proportional to 13,112,999.70, 19,669,499.55 and 7,444,295.70

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Solution

The fourth proportional to 13,112,999.70, 19,669,499.55 and 7,444,295.70 is: 11,166,443.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,112,999.70 : 19,669,499.55 = 7,444,295.70 : x
  2. Step 2: Convert to fraction form
    13,112,999.70/19,669,499.55 = 7,444,295.70/x
  3. Step 3: Cross multiply
    13,112,999.70x = 19,669,499.55 × 7,444,295.70
  4. Step 4: Simplify right side
    13,112,999.70x = 146,425,570,921,216.94
  5. Step 5: Solve for x
    x = 146,425,570,921,216.94/13,112,999.70
  6. Step 6: Final answer
    x = 11,166,443.55

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1.5x scale

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.