Home / 14,058,067.80-21,087,101.70-8,384,698.20

Finding the Fourth Proportional to 14,058,067.80, 21,087,101.70 and 8,384,698.20

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Solution

The fourth proportional to 14,058,067.80, 21,087,101.70 and 8,384,698.20 is: 12,577,047.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,058,067.80 : 21,087,101.70 = 8,384,698.20 : x
  2. Step 2: Convert to fraction form
    14,058,067.80/21,087,101.70 = 8,384,698.20/x
  3. Step 3: Cross multiply
    14,058,067.80x = 21,087,101.70 × 8,384,698.20
  4. Step 4: Simplify right side
    14,058,067.80x = 176,808,983,667,206.94
  5. Step 5: Solve for x
    x = 176,808,983,667,206.94/14,058,067.80
  6. Step 6: Final answer
    x = 12,577,047.30

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1.5x scale

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.