Home / 10,808,804.40-14,916,039.48-5,979,942.96

Finding the Fourth Proportional to 10,808,804.40, 14,916,039.48 and 5,979,942.96

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Solution

The fourth proportional to 10,808,804.40, 14,916,039.48 and 5,979,942.96 is: 8,252,260.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,808,804.40 : 14,916,039.48 = 5,979,942.96 : x
  2. Step 2: Convert to fraction form
    10,808,804.40/14,916,039.48 = 5,979,942.96/x
  3. Step 3: Cross multiply
    10,808,804.40x = 14,916,039.48 × 5,979,942.96
  4. Step 4: Simplify right side
    10,808,804.40x = 89,197,065,279,508.06
  5. Step 5: Solve for x
    x = 89,197,065,279,508.06/10,808,804.40
  6. Step 6: Final answer
    x = 8,252,260.10

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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.