Home / 43,721,573.40-65,590,233.30-18,165,166.20

Finding the Fourth Proportional to 43,721,573.40, 65,590,233.30 and 18,165,166.20

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Solution

The fourth proportional to 43,721,573.40, 65,590,233.30 and 18,165,166.20 is: 27,251,020.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,721,573.40 : 65,590,233.30 = 18,165,166.20 : x
  2. Step 2: Convert to fraction form
    43,721,573.40/65,590,233.30 = 18,165,166.20/x
  3. Step 3: Cross multiply
    43,721,573.40x = 65,590,233.30 × 18,165,166.20
  4. Step 4: Simplify right side
    43,721,573.40x = 1,191,457,488,991,274.25
  5. Step 5: Solve for x
    x = 1,191,457,488,991,274.25/43,721,573.40
  6. Step 6: Final answer
    x = 27,251,020.41

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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.