Home / 11,123,994.30-16,685,991.45-6,872,466.30

Finding the Fourth Proportional to 11,123,994.30, 16,685,991.45 and 6,872,466.30

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Solution

The fourth proportional to 11,123,994.30, 16,685,991.45 and 6,872,466.30 is: 10,308,699.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,123,994.30 : 16,685,991.45 = 6,872,466.30 : x
  2. Step 2: Convert to fraction form
    11,123,994.30/16,685,991.45 = 6,872,466.30/x
  3. Step 3: Cross multiply
    11,123,994.30x = 16,685,991.45 × 6,872,466.30
  4. Step 4: Simplify right side
    11,123,994.30x = 114,673,913,922,213.12
  5. Step 5: Solve for x
    x = 114,673,913,922,213.12/11,123,994.30
  6. Step 6: Final answer
    x = 10,308,699.45

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Double scale
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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.