Home / 13,306,502.70-19,960,410.15-6,929,210.70

Finding the Fourth Proportional to 13,306,502.70, 19,960,410.15 and 6,929,210.70

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Solution

The fourth proportional to 13,306,502.70, 19,960,410.15 and 6,929,210.70 is: 10,394,157.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,306,502.70 : 19,960,410.15 = 6,929,210.70 : x
  2. Step 2: Convert to fraction form
    13,306,502.70/19,960,410.15 = 6,929,210.70/x
  3. Step 3: Cross multiply
    13,306,502.70x = 19,960,410.15 × 6,929,210.70
  4. Step 4: Simplify right side
    13,306,502.70x = 138,309,887,587,768.59
  5. Step 5: Solve for x
    x = 138,309,887,587,768.59/13,306,502.70
  6. Step 6: Final answer
    x = 10,394,157.71

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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.