Home / 11,740,810.40-17,611,215.60-5,678,446.40

Finding the Fourth Proportional to 11,740,810.40, 17,611,215.60 and 5,678,446.40

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Solution

The fourth proportional to 11,740,810.40, 17,611,215.60 and 5,678,446.40 is: 8,517,669.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,740,810.40 : 17,611,215.60 = 5,678,446.40 : x
  2. Step 2: Convert to fraction form
    11,740,810.40/17,611,215.60 = 5,678,446.40/x
  3. Step 3: Cross multiply
    11,740,810.40x = 17,611,215.60 × 5,678,446.40
  4. Step 4: Simplify right side
    11,740,810.40x = 100,004,343,823,443.86
  5. Step 5: Solve for x
    x = 100,004,343,823,443.86/11,740,810.40
  6. Step 6: Final answer
    x = 8,517,669.60

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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.