Home / 72,434,933.06-108,681,433.38-26,380,009.94

Finding the Fourth Proportional to 72,434,933.06, 108,681,433.38 and 26,380,009.94

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Solution

The fourth proportional to 72,434,933.06, 108,681,433.38 and 26,380,009.94 is: 39,580,588.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,434,933.06 : 108,681,433.38 = 26,380,009.94 : x
  2. Step 2: Convert to fraction form
    72,434,933.06/108,681,433.38 = 26,380,009.94/x
  3. Step 3: Cross multiply
    72,434,933.06x = 108,681,433.38 × 26,380,009.94
  4. Step 4: Simplify right side
    72,434,933.06x = 2,867,017,292,857,848
  5. Step 5: Solve for x
    x = 2,867,017,292,857,848/72,434,933.06
  6. Step 6: Final answer
    x = 39,580,588.70

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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.