Home / 13,326,698.90-19,991,268.26-3,742,012.85

Finding the Fourth Proportional to 13,326,698.90, 19,991,268.26 and 3,742,012.85

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Solution

The fourth proportional to 13,326,698.90, 19,991,268.26 and 3,742,012.85 is: 5,613,361.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,326,698.90 : 19,991,268.26 = 3,742,012.85 : x
  2. Step 2: Convert to fraction form
    13,326,698.90/19,991,268.26 = 3,742,012.85/x
  3. Step 3: Cross multiply
    13,326,698.90x = 19,991,268.26 × 3,742,012.85
  4. Step 4: Simplify right side
    13,326,698.90x = 74,807,582,626,115.83
  5. Step 5: Solve for x
    x = 74,807,582,626,115.83/13,326,698.90
  6. Step 6: Final answer
    x = 5,613,361.81

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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.