Home / 10,716,845.40-14,788,905.48-6,133,068.36

Finding the Fourth Proportional to 10,716,845.40, 14,788,905.48 and 6,133,068.36

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Solution

The fourth proportional to 10,716,845.40, 14,788,905.48 and 6,133,068.36 is: 8,463,439.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,716,845.40 : 14,788,905.48 = 6,133,068.36 : x
  2. Step 2: Convert to fraction form
    10,716,845.40/14,788,905.48 = 6,133,068.36/x
  3. Step 3: Cross multiply
    10,716,845.40x = 14,788,905.48 × 6,133,068.36
  4. Step 4: Simplify right side
    10,716,845.40x = 90,701,368,278,418.62
  5. Step 5: Solve for x
    x = 90,701,368,278,418.62/10,716,845.40
  6. Step 6: Final answer
    x = 8,463,439.09

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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.