Home / 19,384,007.80-29,044,518.90-16,171,742.20

Finding the Fourth Proportional to 19,384,007.80, 29,044,518.90 and 16,171,742.20

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Solution

The fourth proportional to 19,384,007.80, 29,044,518.90 and 16,171,742.20 is: 24,231,339.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,384,007.80 : 29,044,518.90 = 16,171,742.20 : x
  2. Step 2: Convert to fraction form
    19,384,007.80/29,044,518.90 = 16,171,742.20/x
  3. Step 3: Cross multiply
    19,384,007.80x = 29,044,518.90 × 16,171,742.20
  4. Step 4: Simplify right side
    19,384,007.80x = 469,700,471,973,827.56
  5. Step 5: Solve for x
    x = 469,700,471,973,827.56/19,384,007.80
  6. Step 6: Final answer
    x = 24,231,339.40

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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.