Home / 10,930,384.54-15,085,260.48-6,346,705.78

Finding the Fourth Proportional to 10,930,384.54, 15,085,260.48 and 6,346,705.78

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Solution

The fourth proportional to 10,930,384.54, 15,085,260.48 and 6,346,705.78 is: 8,759,226.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,930,384.54 : 15,085,260.48 = 6,346,705.78 : x
  2. Step 2: Convert to fraction form
    10,930,384.54/15,085,260.48 = 6,346,705.78/x
  3. Step 3: Cross multiply
    10,930,384.54x = 15,085,260.48 × 6,346,705.78
  4. Step 4: Simplify right side
    10,930,384.54x = 95,741,709,881,221.58
  5. Step 5: Solve for x
    x = 95,741,709,881,221.58/10,930,384.54
  6. Step 6: Final answer
    x = 8,759,226.13

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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.