Home / 19,587,335.38-27,022,138.08-12,232,399.72

Finding the Fourth Proportional to 19,587,335.38, 27,022,138.08 and 12,232,399.72

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Solution

The fourth proportional to 19,587,335.38, 27,022,138.08 and 12,232,399.72 is: 16,875,475.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,587,335.38 : 27,022,138.08 = 12,232,399.72 : x
  2. Step 2: Convert to fraction form
    19,587,335.38/27,022,138.08 = 12,232,399.72/x
  3. Step 3: Cross multiply
    19,587,335.38x = 27,022,138.08 × 12,232,399.72
  4. Step 4: Simplify right side
    19,587,335.38x = 330,545,594,283,593.31
  5. Step 5: Solve for x
    x = 330,545,594,283,593.31/19,587,335.38
  6. Step 6: Final answer
    x = 16,875,475.29

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1.5x scale

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.