Home / 19,541,845.80-29,312,768.70-14,440,012.20

Finding the Fourth Proportional to 19,541,845.80, 29,312,768.70 and 14,440,012.20

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Solution

The fourth proportional to 19,541,845.80, 29,312,768.70 and 14,440,012.20 is: 21,660,018.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,541,845.80 : 29,312,768.70 = 14,440,012.20 : x
  2. Step 2: Convert to fraction form
    19,541,845.80/29,312,768.70 = 14,440,012.20/x
  3. Step 3: Cross multiply
    19,541,845.80x = 29,312,768.70 × 14,440,012.20
  4. Step 4: Simplify right side
    19,541,845.80x = 423,276,737,643,778.12
  5. Step 5: Solve for x
    x = 423,276,737,643,778.12/19,541,845.80
  6. Step 6: Final answer
    x = 21,660,018.30

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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.