Home / 15,965,282.52-23,931,563.83-12,118,962.57

Finding the Fourth Proportional to 15,965,282.52, 23,931,563.83 and 12,118,962.57

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Solution

The fourth proportional to 15,965,282.52, 23,931,563.83 and 12,118,962.57 is: 18,166,025.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,965,282.52 : 23,931,563.83 = 12,118,962.57 : x
  2. Step 2: Convert to fraction form
    15,965,282.52/23,931,563.83 = 12,118,962.57/x
  3. Step 3: Cross multiply
    15,965,282.52x = 23,931,563.83 × 12,118,962.57
  4. Step 4: Simplify right side
    15,965,282.52x = 290,025,726,297,335.81
  5. Step 5: Solve for x
    x = 290,025,726,297,335.81/15,965,282.52
  6. Step 6: Final answer
    x = 18,166,025.30

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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.