Home / 19,017,986.13-26,215,700.13-11,662,179.30

Finding the Fourth Proportional to 19,017,986.13, 26,215,700.13 and 11,662,179.30

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Solution

The fourth proportional to 19,017,986.13, 26,215,700.13 and 11,662,179.30 is: 16,075,950.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,017,986.13 : 26,215,700.13 = 11,662,179.30 : x
  2. Step 2: Convert to fraction form
    19,017,986.13/26,215,700.13 = 11,662,179.30/x
  3. Step 3: Cross multiply
    19,017,986.13x = 26,215,700.13 × 11,662,179.30
  4. Step 4: Simplify right side
    19,017,986.13x = 305,732,195,391,093.31
  5. Step 5: Solve for x
    x = 305,732,195,391,093.31/19,017,986.13
  6. Step 6: Final answer
    x = 16,075,950.07

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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.