Home / 12,935,109.60-19,399,354.92-3,835,079.28

Finding the Fourth Proportional to 12,935,109.60, 19,399,354.92 and 3,835,079.28

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Solution

The fourth proportional to 12,935,109.60, 19,399,354.92 and 3,835,079.28 is: 5,751,637.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,935,109.60 : 19,399,354.92 = 3,835,079.28 : x
  2. Step 2: Convert to fraction form
    12,935,109.60/19,399,354.92 = 3,835,079.28/x
  3. Step 3: Cross multiply
    12,935,109.60x = 19,399,354.92 × 3,835,079.28
  4. Step 4: Simplify right side
    12,935,109.60x = 74,398,064,099,058.06
  5. Step 5: Solve for x
    x = 74,398,064,099,058.06/12,935,109.60
  6. Step 6: Final answer
    x = 5,751,637.71

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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.