Home / 10,054,928.36-13,877,236.50-5,645,119.88

Finding the Fourth Proportional to 10,054,928.36, 13,877,236.50 and 5,645,119.88

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Solution

The fourth proportional to 10,054,928.36, 13,877,236.50 and 5,645,119.88 is: 7,791,071.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,054,928.36 : 13,877,236.50 = 5,645,119.88 : x
  2. Step 2: Convert to fraction form
    10,054,928.36/13,877,236.50 = 5,645,119.88/x
  3. Step 3: Cross multiply
    10,054,928.36x = 13,877,236.50 × 5,645,119.88
  4. Step 4: Simplify right side
    10,054,928.36x = 78,338,663,645,611.62
  5. Step 5: Solve for x
    x = 78,338,663,645,611.62/10,054,928.36
  6. Step 6: Final answer
    x = 7,791,071.29

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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.