Home / 18,383,653.83-25,369,235.06-10,123,549.23

Finding the Fourth Proportional to 18,383,653.83, 25,369,235.06 and 10,123,549.23

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Solution

The fourth proportional to 18,383,653.83, 25,369,235.06 and 10,123,549.23 is: 13,970,383.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,383,653.83 : 25,369,235.06 = 10,123,549.23 : x
  2. Step 2: Convert to fraction form
    18,383,653.83/25,369,235.06 = 10,123,549.23/x
  3. Step 3: Cross multiply
    18,383,653.83x = 25,369,235.06 × 10,123,549.23
  4. Step 4: Simplify right side
    18,383,653.83x = 256,826,700,006,734.28
  5. Step 5: Solve for x
    x = 256,826,700,006,734.28/18,383,653.83
  6. Step 6: Final answer
    x = 13,970,383.82

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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.