Home / 10,195,992.65-14,070,768.90-5,550,080.72

Finding the Fourth Proportional to 10,195,992.65, 14,070,768.90 and 5,550,080.72

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Solution

The fourth proportional to 10,195,992.65, 14,070,768.90 and 5,550,080.72 is: 7,659,274.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,195,992.65 : 14,070,768.90 = 5,550,080.72 : x
  2. Step 2: Convert to fraction form
    10,195,992.65/14,070,768.90 = 5,550,080.72/x
  3. Step 3: Cross multiply
    10,195,992.65x = 14,070,768.90 × 5,550,080.72
  4. Step 4: Simplify right side
    10,195,992.65x = 78,093,903,096,298.95
  5. Step 5: Solve for x
    x = 78,093,903,096,298.95/10,195,992.65
  6. Step 6: Final answer
    x = 7,659,274.16

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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.