Home / 12,695,420.64-19,040,652.13-4,057,203.94

Finding the Fourth Proportional to 12,695,420.64, 19,040,652.13 and 4,057,203.94

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Solution

The fourth proportional to 12,695,420.64, 19,040,652.13 and 4,057,203.94 is: 6,085,013.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,695,420.64 : 19,040,652.13 = 4,057,203.94 : x
  2. Step 2: Convert to fraction form
    12,695,420.64/19,040,652.13 = 4,057,203.94/x
  3. Step 3: Cross multiply
    12,695,420.64x = 19,040,652.13 × 4,057,203.94
  4. Step 4: Simplify right side
    12,695,420.64x = 77,251,808,791,868
  5. Step 5: Solve for x
    x = 77,251,808,791,868/12,695,420.64
  6. Step 6: Final answer
    x = 6,085,013.72

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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.