Home / 40,431,835.77-55,822,865.93-23,917,265.69

Finding the Fourth Proportional to 40,431,835.77, 55,822,865.93 and 23,917,265.69

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Solution

The fourth proportional to 40,431,835.77, 55,822,865.93 and 23,917,265.69 is: 33,021,758.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,431,835.77 : 55,822,865.93 = 23,917,265.69 : x
  2. Step 2: Convert to fraction form
    40,431,835.77/55,822,865.93 = 23,917,265.69/x
  3. Step 3: Cross multiply
    40,431,835.77x = 55,822,865.93 × 23,917,265.69
  4. Step 4: Simplify right side
    40,431,835.77x = 1,335,130,315,850,582.75
  5. Step 5: Solve for x
    x = 1,335,130,315,850,582.75/40,431,835.77
  6. Step 6: Final answer
    x = 33,021,758.49

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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.