Home / 53,499,112.66-80,223,371.91-20,725,032.02

Finding the Fourth Proportional to 53,499,112.66, 80,223,371.91 and 20,725,032.02

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Solution

The fourth proportional to 53,499,112.66, 80,223,371.91 and 20,725,032.02 is: 31,077,748.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,499,112.66 : 80,223,371.91 = 20,725,032.02 : x
  2. Step 2: Convert to fraction form
    53,499,112.66/80,223,371.91 = 20,725,032.02/x
  3. Step 3: Cross multiply
    53,499,112.66x = 80,223,371.91 × 20,725,032.02
  4. Step 4: Simplify right side
    53,499,112.66x = 1,662,631,951,587,118.50
  5. Step 5: Solve for x
    x = 1,662,631,951,587,118.50/53,499,112.66
  6. Step 6: Final answer
    x = 31,077,748.19

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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.