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Finding the Fourth Proportional to 16,994,769.30, 25,502,783.04 and 6,897,390.30

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Solution

The fourth proportional to 16,994,769.30, 25,502,783.04 and 6,897,390.30 is: 10,350,399.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,994,769.30 : 25,502,783.04 = 6,897,390.30 : x
  2. Step 2: Convert to fraction form
    16,994,769.30/25,502,783.04 = 6,897,390.30/x
  3. Step 3: Cross multiply
    16,994,769.30x = 25,502,783.04 × 6,897,390.30
  4. Step 4: Simplify right side
    16,994,769.30x = 175,902,648,363,100.50
  5. Step 5: Solve for x
    x = 175,902,648,363,100.50/16,994,769.30
  6. Step 6: Final answer
    x = 10,350,399.31

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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.