Home / 21,804,120.38-30,088,330.14-12,014,016.70

Finding the Fourth Proportional to 21,804,120.38, 30,088,330.14 and 12,014,016.70

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Solution

The fourth proportional to 21,804,120.38, 30,088,330.14 and 12,014,016.70 is: 16,578,595.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,804,120.38 : 30,088,330.14 = 12,014,016.70 : x
  2. Step 2: Convert to fraction form
    21,804,120.38/30,088,330.14 = 12,014,016.70/x
  3. Step 3: Cross multiply
    21,804,120.38x = 30,088,330.14 × 12,014,016.70
  4. Step 4: Simplify right side
    21,804,120.38x = 361,481,700,777,073.31
  5. Step 5: Solve for x
    x = 361,481,700,777,073.31/21,804,120.38
  6. Step 6: Final answer
    x = 16,578,595.90

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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.