Home / 13,326,709.55-19,991,284.20-3,742,023.47

Finding the Fourth Proportional to 13,326,709.55, 19,991,284.20 and 3,742,023.47

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Solution

The fourth proportional to 13,326,709.55, 19,991,284.20 and 3,742,023.47 is: 5,613,377.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,326,709.55 : 19,991,284.20 = 3,742,023.47 : x
  2. Step 2: Convert to fraction form
    13,326,709.55/19,991,284.20 = 3,742,023.47/x
  3. Step 3: Cross multiply
    13,326,709.55x = 19,991,284.20 × 3,742,023.47
  4. Step 4: Simplify right side
    13,326,709.55x = 74,807,854,571,883.75
  5. Step 5: Solve for x
    x = 74,807,854,571,883.75/13,326,709.55
  6. Step 6: Final answer
    x = 5,613,377.73

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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.