Home / 20,624,336.56-28,462,392.30-14,111,625.52

Finding the Fourth Proportional to 20,624,336.56, 28,462,392.30 and 14,111,625.52

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Solution

The fourth proportional to 20,624,336.56, 28,462,392.30 and 14,111,625.52 is: 19,474,595.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,624,336.56 : 28,462,392.30 = 14,111,625.52 : x
  2. Step 2: Convert to fraction form
    20,624,336.56/28,462,392.30 = 14,111,625.52/x
  3. Step 3: Cross multiply
    20,624,336.56x = 28,462,392.30 × 14,111,625.52
  4. Step 4: Simplify right side
    20,624,336.56x = 401,650,621,540,931.50
  5. Step 5: Solve for x
    x = 401,650,621,540,931.50/20,624,336.56
  6. Step 6: Final answer
    x = 19,474,595.96

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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.