Home / 10,231,429.28-14,116,019.20-7,291,709.44

Finding the Fourth Proportional to 10,231,429.28, 14,116,019.20 and 7,291,709.44

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Solution

The fourth proportional to 10,231,429.28, 14,116,019.20 and 7,291,709.44 is: 10,060,169.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,231,429.28 : 14,116,019.20 = 7,291,709.44 : x
  2. Step 2: Convert to fraction form
    10,231,429.28/14,116,019.20 = 7,291,709.44/x
  3. Step 3: Cross multiply
    10,231,429.28x = 14,116,019.20 × 7,291,709.44
  4. Step 4: Simplify right side
    10,231,429.28x = 102,929,910,455,861.25
  5. Step 5: Solve for x
    x = 102,929,910,455,861.25/10,231,429.28
  6. Step 6: Final answer
    x = 10,060,169.27

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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.