Home / 14,517,260.64-20,033,892-7,991,546.40

Finding the Fourth Proportional to 14,517,260.64, 20,033,892 and 7,991,546.40

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Solution

The fourth proportional to 14,517,260.64, 20,033,892 and 7,991,546.40 is: 11,028,373.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,517,260.64 : 20,033,892 = 7,991,546.40 : x
  2. Step 2: Convert to fraction form
    14,517,260.64/20,033,892 = 7,991,546.40/x
  3. Step 3: Cross multiply
    14,517,260.64x = 20,033,892 × 7,991,546.40
  4. Step 4: Simplify right side
    14,517,260.64x = 160,101,777,490,588.81
  5. Step 5: Solve for x
    x = 160,101,777,490,588.81/14,517,260.64
  6. Step 6: Final answer
    x = 11,028,373.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.