Home / 10,116,423.05-13,959,819.86-5,705,905.64

Finding the Fourth Proportional to 10,116,423.05, 13,959,819.86 and 5,705,905.64

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Solution

The fourth proportional to 10,116,423.05, 13,959,819.86 and 5,705,905.64 is: 7,873,673.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,116,423.05 : 13,959,819.86 = 5,705,905.64 : x
  2. Step 2: Convert to fraction form
    10,116,423.05/13,959,819.86 = 5,705,905.64/x
  3. Step 3: Cross multiply
    10,116,423.05x = 13,959,819.86 × 5,705,905.64
  4. Step 4: Simplify right side
    10,116,423.05x = 79,653,414,774,229.38
  5. Step 5: Solve for x
    x = 79,653,414,774,229.38/10,116,423.05
  6. Step 6: Final answer
    x = 7,873,673.77

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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.