Home / 12,099,315.60-18,143,724.60-4,009,165.20

Finding the Fourth Proportional to 12,099,315.60, 18,143,724.60 and 4,009,165.20

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Solution

The fourth proportional to 12,099,315.60, 18,143,724.60 and 4,009,165.20 is: 6,012,008.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,099,315.60 : 18,143,724.60 = 4,009,165.20 : x
  2. Step 2: Convert to fraction form
    12,099,315.60/18,143,724.60 = 4,009,165.20/x
  3. Step 3: Cross multiply
    12,099,315.60x = 18,143,724.60 × 4,009,165.20
  4. Step 4: Simplify right side
    12,099,315.60x = 72,741,189,264,703.92
  5. Step 5: Solve for x
    x = 72,741,189,264,703.92/12,099,315.60
  6. Step 6: Final answer
    x = 6,012,008.59

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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.