Home / 14,721,401.64-20,314,109.34-10,856,003.88

Finding the Fourth Proportional to 14,721,401.64, 20,314,109.34 and 10,856,003.88

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Solution

The fourth proportional to 14,721,401.64, 20,314,109.34 and 10,856,003.88 is: 14,980,234.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,721,401.64 : 20,314,109.34 = 10,856,003.88 : x
  2. Step 2: Convert to fraction form
    14,721,401.64/20,314,109.34 = 10,856,003.88/x
  3. Step 3: Cross multiply
    14,721,401.64x = 20,314,109.34 × 10,856,003.88
  4. Step 4: Simplify right side
    14,721,401.64x = 220,530,049,813,784.25
  5. Step 5: Solve for x
    x = 220,530,049,813,784.25/14,721,401.64
  6. Step 6: Final answer
    x = 14,980,234.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.