Home / 40,546,209.36-55,953,323.48-21,960,887.16

Finding the Fourth Proportional to 40,546,209.36, 55,953,323.48 and 21,960,887.16

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Solution

The fourth proportional to 40,546,209.36, 55,953,323.48 and 21,960,887.16 is: 30,305,783.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,546,209.36 : 55,953,323.48 = 21,960,887.16 : x
  2. Step 2: Convert to fraction form
    40,546,209.36/55,953,323.48 = 21,960,887.16/x
  3. Step 3: Cross multiply
    40,546,209.36x = 55,953,323.48 × 21,960,887.16
  4. Step 4: Simplify right side
    40,546,209.36x = 1,228,784,623,171,258.50
  5. Step 5: Solve for x
    x = 1,228,784,623,171,258.50/40,546,209.36
  6. Step 6: Final answer
    x = 30,305,783.02

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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.