Home / 13,105,437.96-19,656,828.30-3,519,570.93

Finding the Fourth Proportional to 13,105,437.96, 19,656,828.30 and 3,519,570.93

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Solution

The fourth proportional to 13,105,437.96, 19,656,828.30 and 3,519,570.93 is: 5,278,999.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,105,437.96 : 19,656,828.30 = 3,519,570.93 : x
  2. Step 2: Convert to fraction form
    13,105,437.96/19,656,828.30 = 3,519,570.93/x
  3. Step 3: Cross multiply
    13,105,437.96x = 19,656,828.30 × 3,519,570.93
  4. Step 4: Simplify right side
    13,105,437.96x = 69,183,601,460,681.33
  5. Step 5: Solve for x
    x = 69,183,601,460,681.33/13,105,437.96
  6. Step 6: Final answer
    x = 5,278,999.58

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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.