Home / 14,807,027.74-20,434,739.58-8,281,264.42

Finding the Fourth Proportional to 14,807,027.74, 20,434,739.58 and 8,281,264.42

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Solution

The fourth proportional to 14,807,027.74, 20,434,739.58 and 8,281,264.42 is: 11,428,727.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,807,027.74 : 20,434,739.58 = 8,281,264.42 : x
  2. Step 2: Convert to fraction form
    14,807,027.74/20,434,739.58 = 8,281,264.42/x
  3. Step 3: Cross multiply
    14,807,027.74x = 20,434,739.58 × 8,281,264.42
  4. Step 4: Simplify right side
    14,807,027.74x = 169,225,481,815,819.72
  5. Step 5: Solve for x
    x = 169,225,481,815,819.72/14,807,027.74
  6. Step 6: Final answer
    x = 11,428,727.28

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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.