Home / 14,825,387.64-20,459,043.48-8,299,029.72

Finding the Fourth Proportional to 14,825,387.64, 20,459,043.48 and 8,299,029.72

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Solution

The fourth proportional to 14,825,387.64, 20,459,043.48 and 8,299,029.72 is: 11,452,665.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,825,387.64 : 20,459,043.48 = 8,299,029.72 : x
  2. Step 2: Convert to fraction form
    14,825,387.64/20,459,043.48 = 8,299,029.72/x
  3. Step 3: Cross multiply
    14,825,387.64x = 20,459,043.48 × 8,299,029.72
  4. Step 4: Simplify right side
    14,825,387.64x = 169,790,209,883,292.22
  5. Step 5: Solve for x
    x = 169,790,209,883,292.22/14,825,387.64
  6. Step 6: Final answer
    x = 11,452,665.79

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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.