Home / 13,306,502.20-19,960,409.40-6,929,210.20

Finding the Fourth Proportional to 13,306,502.20, 19,960,409.40 and 6,929,210.20

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Solution

The fourth proportional to 13,306,502.20, 19,960,409.40 and 6,929,210.20 is: 10,394,156.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,306,502.20 : 19,960,409.40 = 6,929,210.20 : x
  2. Step 2: Convert to fraction form
    13,306,502.20/19,960,409.40 = 6,929,210.20/x
  3. Step 3: Cross multiply
    13,306,502.20x = 19,960,409.40 × 6,929,210.20
  4. Step 4: Simplify right side
    13,306,502.20x = 138,309,872,410,655.88
  5. Step 5: Solve for x
    x = 138,309,872,410,655.88/13,306,502.20
  6. Step 6: Final answer
    x = 10,394,156.96

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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.