Home / 10,244,899.44-15,366,795.12-5,196,078.72

Finding the Fourth Proportional to 10,244,899.44, 15,366,795.12 and 5,196,078.72

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Solution

The fourth proportional to 10,244,899.44, 15,366,795.12 and 5,196,078.72 is: 7,793,837.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,244,899.44 : 15,366,795.12 = 5,196,078.72 : x
  2. Step 2: Convert to fraction form
    10,244,899.44/15,366,795.12 = 5,196,078.72/x
  3. Step 3: Cross multiply
    10,244,899.44x = 15,366,795.12 × 5,196,078.72
  4. Step 4: Simplify right side
    10,244,899.44x = 79,847,077,117,631.84
  5. Step 5: Solve for x
    x = 79,847,077,117,631.84/10,244,899.44
  6. Step 6: Final answer
    x = 7,793,837.08

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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.