Home / 18,851,110.32-28,250,302.44-10,196,519.79

Finding the Fourth Proportional to 18,851,110.32, 28,250,302.44 and 10,196,519.79

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Solution

The fourth proportional to 18,851,110.32, 28,250,302.44 and 10,196,519.79 is: 15,280,519.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,851,110.32 : 28,250,302.44 = 10,196,519.79 : x
  2. Step 2: Convert to fraction form
    18,851,110.32/28,250,302.44 = 10,196,519.79/x
  3. Step 3: Cross multiply
    18,851,110.32x = 28,250,302.44 × 10,196,519.79
  4. Step 4: Simplify right side
    18,851,110.32x = 288,054,767,902,945.25
  5. Step 5: Solve for x
    x = 288,054,767,902,945.25/18,851,110.32
  6. Step 6: Final answer
    x = 15,280,519.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.