Home / 16,442,956.80-24,664,435.20-15,771,110.40

Finding the Fourth Proportional to 16,442,956.80, 24,664,435.20 and 15,771,110.40

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Solution

The fourth proportional to 16,442,956.80, 24,664,435.20 and 15,771,110.40 is: 23,656,665.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,442,956.80 : 24,664,435.20 = 15,771,110.40 : x
  2. Step 2: Convert to fraction form
    16,442,956.80/24,664,435.20 = 15,771,110.40/x
  3. Step 3: Cross multiply
    16,442,956.80x = 24,664,435.20 × 15,771,110.40
  4. Step 4: Simplify right side
    16,442,956.80x = 388,985,530,492,846.06
  5. Step 5: Solve for x
    x = 388,985,530,492,846.06/16,442,956.80
  6. Step 6: Final answer
    x = 23,656,665.60

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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.