Home / 19,676,333.33-29,453,965.50-12,838,182.31

Finding the Fourth Proportional to 19,676,333.33, 29,453,965.50 and 12,838,182.31

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Solution

The fourth proportional to 19,676,333.33, 29,453,965.50 and 12,838,182.31 is: 19,217,776.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,676,333.33 : 29,453,965.50 = 12,838,182.31 : x
  2. Step 2: Convert to fraction form
    19,676,333.33/29,453,965.50 = 12,838,182.31/x
  3. Step 3: Cross multiply
    19,676,333.33x = 29,453,965.50 × 12,838,182.31
  4. Step 4: Simplify right side
    19,676,333.33x = 378,135,378,926,410.94
  5. Step 5: Solve for x
    x = 378,135,378,926,410.94/19,676,333.33
  6. Step 6: Final answer
    x = 19,217,776.64

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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.