Home / 19,542,021.90-29,313,032.85-13,495,404.30

Finding the Fourth Proportional to 19,542,021.90, 29,313,032.85 and 13,495,404.30

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Solution

The fourth proportional to 19,542,021.90, 29,313,032.85 and 13,495,404.30 is: 20,243,106.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,542,021.90 : 29,313,032.85 = 13,495,404.30 : x
  2. Step 2: Convert to fraction form
    19,542,021.90/29,313,032.85 = 13,495,404.30/x
  3. Step 3: Cross multiply
    19,542,021.90x = 29,313,032.85 × 13,495,404.30
  4. Step 4: Simplify right side
    19,542,021.90x = 395,591,229,569,931.31
  5. Step 5: Solve for x
    x = 395,591,229,569,931.31/19,542,021.90
  6. Step 6: Final answer
    x = 20,243,106.45

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Similar ratio
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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.