Home / 19,520,032.90-29,105,535.24-18,983,735.49

Finding the Fourth Proportional to 19,520,032.90, 29,105,535.24 and 18,983,735.49

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Solution

The fourth proportional to 19,520,032.90, 29,105,535.24 and 18,983,735.49 is: 28,305,883.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,520,032.90 : 29,105,535.24 = 18,983,735.49 : x
  2. Step 2: Convert to fraction form
    19,520,032.90/29,105,535.24 = 18,983,735.49/x
  3. Step 3: Cross multiply
    19,520,032.90x = 29,105,535.24 × 18,983,735.49
  4. Step 4: Simplify right side
    19,520,032.90x = 552,531,782,471,368.38
  5. Step 5: Solve for x
    x = 552,531,782,471,368.38/19,520,032.90
  6. Step 6: Final answer
    x = 28,305,883.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.