Home / 25,500,043.37-38,246,328.06-12,542,716.01

Finding the Fourth Proportional to 25,500,043.37, 38,246,328.06 and 12,542,716.01

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Solution

The fourth proportional to 25,500,043.37, 38,246,328.06 and 12,542,716.01 is: 18,812,235.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,500,043.37 : 38,246,328.06 = 12,542,716.01 : x
  2. Step 2: Convert to fraction form
    25,500,043.37/38,246,328.06 = 12,542,716.01/x
  3. Step 3: Cross multiply
    25,500,043.37x = 38,246,328.06 × 12,542,716.01
  4. Step 4: Simplify right side
    25,500,043.37x = 479,712,831,281,874.25
  5. Step 5: Solve for x
    x = 479,712,831,281,874.25/25,500,043.37
  6. Step 6: Final answer
    x = 18,812,235.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.