Home / 13,842,029.92-18,963,263.72-13,324,512.16

Finding the Fourth Proportional to 13,842,029.92, 18,963,263.72 and 13,324,512.16

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Solution

The fourth proportional to 13,842,029.92, 18,963,263.72 and 13,324,512.16 is: 18,254,276.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,842,029.92 : 18,963,263.72 = 13,324,512.16 : x
  2. Step 2: Convert to fraction form
    13,842,029.92/18,963,263.72 = 13,324,512.16/x
  3. Step 3: Cross multiply
    13,842,029.92x = 18,963,263.72 × 13,324,512.16
  4. Step 4: Simplify right side
    13,842,029.92x = 252,676,238,030,426.81
  5. Step 5: Solve for x
    x = 252,676,238,030,426.81/13,842,029.92
  6. Step 6: Final answer
    x = 18,254,276.25

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.