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Finding the Fourth Proportional to 19,811,293.35, 27,773,602.05 and 19,811,293.35

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Solution

The fourth proportional to 19,811,293.35, 27,773,602.05 and 19,811,293.35 is: 27,773,602.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,811,293.35 : 27,773,602.05 = 19,811,293.35 : x
  2. Step 2: Convert to fraction form
    19,811,293.35/27,773,602.05 = 19,811,293.35/x
  3. Step 3: Cross multiply
    19,811,293.35x = 27,773,602.05 × 19,811,293.35
  4. Step 4: Simplify right side
    19,811,293.35x = 550,230,977,598,711.44
  5. Step 5: Solve for x
    x = 550,230,977,598,711.44/19,811,293.35
  6. Step 6: Final answer
    x = 27,773,602.05

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.