Home / 14,234,119.80-21,351,179.70-13,537,390.20

Finding the Fourth Proportional to 14,234,119.80, 21,351,179.70 and 13,537,390.20

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Solution

The fourth proportional to 14,234,119.80, 21,351,179.70 and 13,537,390.20 is: 20,306,085.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,234,119.80 : 21,351,179.70 = 13,537,390.20 : x
  2. Step 2: Convert to fraction form
    14,234,119.80/21,351,179.70 = 13,537,390.20/x
  3. Step 3: Cross multiply
    14,234,119.80x = 21,351,179.70 × 13,537,390.20
  4. Step 4: Simplify right side
    14,234,119.80x = 289,039,250,829,218.94
  5. Step 5: Solve for x
    x = 289,039,250,829,218.94/14,234,119.80
  6. Step 6: Final answer
    x = 20,306,085.30

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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.