Home / 28,918,171.24-43,346,991.16-9,742,302.52

Finding the Fourth Proportional to 28,918,171.24, 43,346,991.16 and 9,742,302.52

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Solution

The fourth proportional to 28,918,171.24, 43,346,991.16 and 9,742,302.52 is: 14,603,257.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,918,171.24 : 43,346,991.16 = 9,742,302.52 : x
  2. Step 2: Convert to fraction form
    28,918,171.24/43,346,991.16 = 9,742,302.52/x
  3. Step 3: Cross multiply
    28,918,171.24x = 43,346,991.16 × 9,742,302.52
  4. Step 4: Simplify right side
    28,918,171.24x = 422,299,501,212,485.69
  5. Step 5: Solve for x
    x = 422,299,501,212,485.69/28,918,171.24
  6. Step 6: Final answer
    x = 14,603,257.51

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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.