Home / 52,659,138.47-72,675,749.26-30,633,566.23

Finding the Fourth Proportional to 52,659,138.47, 72,675,749.26 and 30,633,566.23

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Solution

The fourth proportional to 52,659,138.47, 72,675,749.26 and 30,633,566.23 is: 42,277,892.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,659,138.47 : 72,675,749.26 = 30,633,566.23 : x
  2. Step 2: Convert to fraction form
    52,659,138.47/72,675,749.26 = 30,633,566.23/x
  3. Step 3: Cross multiply
    52,659,138.47x = 72,675,749.26 × 30,633,566.23
  4. Step 4: Simplify right side
    52,659,138.47x = 2,226,317,378,271,083.75
  5. Step 5: Solve for x
    x = 2,226,317,378,271,083.75/52,659,138.47
  6. Step 6: Final answer
    x = 42,277,892.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.