Home / 11,666,003.40-17,499,005.10-8,831,651.40

Finding the Fourth Proportional to 11,666,003.40, 17,499,005.10 and 8,831,651.40

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Solution

The fourth proportional to 11,666,003.40, 17,499,005.10 and 8,831,651.40 is: 13,247,477.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,666,003.40 : 17,499,005.10 = 8,831,651.40 : x
  2. Step 2: Convert to fraction form
    11,666,003.40/17,499,005.10 = 8,831,651.40/x
  3. Step 3: Cross multiply
    11,666,003.40x = 17,499,005.10 × 8,831,651.40
  4. Step 4: Simplify right side
    11,666,003.40x = 154,545,112,890,022.16
  5. Step 5: Solve for x
    x = 154,545,112,890,022.16/11,666,003.40
  6. Step 6: Final answer
    x = 13,247,477.10

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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.