Home / 12,857,091.19-19,284,455.78-4,337,501.47

Finding the Fourth Proportional to 12,857,091.19, 19,284,455.78 and 4,337,501.47

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Solution

The fourth proportional to 12,857,091.19, 19,284,455.78 and 4,337,501.47 is: 6,505,853.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,857,091.19 : 19,284,455.78 = 4,337,501.47 : x
  2. Step 2: Convert to fraction form
    12,857,091.19/19,284,455.78 = 4,337,501.47/x
  3. Step 3: Cross multiply
    12,857,091.19x = 19,284,455.78 × 4,337,501.47
  4. Step 4: Simplify right side
    12,857,091.19x = 83,646,355,293,900
  5. Step 5: Solve for x
    x = 83,646,355,293,900/12,857,091.19
  6. Step 6: Final answer
    x = 6,505,853.78

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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.