Home / 43,092,539.85-64,638,383.79-19,742,659.47

Finding the Fourth Proportional to 43,092,539.85, 64,638,383.79 and 19,742,659.47

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Solution

The fourth proportional to 43,092,539.85, 64,638,383.79 and 19,742,659.47 is: 29,613,794.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,092,539.85 : 64,638,383.79 = 19,742,659.47 : x
  2. Step 2: Convert to fraction form
    43,092,539.85/64,638,383.79 = 19,742,659.47/x
  3. Step 3: Cross multiply
    43,092,539.85x = 64,638,383.79 × 19,742,659.47
  4. Step 4: Simplify right side
    43,092,539.85x = 1,276,133,599,811,672.50
  5. Step 5: Solve for x
    x = 1,276,133,599,811,672.50/43,092,539.85
  6. Step 6: Final answer
    x = 29,613,794.04

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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.