Home / 30,521,206.40-45,834,953.70-16,172,299.40

Finding the Fourth Proportional to 30,521,206.40, 45,834,953.70 and 16,172,299.40

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Solution

The fourth proportional to 30,521,206.40, 45,834,953.70 and 16,172,299.40 is: 24,286,608.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,521,206.40 : 45,834,953.70 = 16,172,299.40 : x
  2. Step 2: Convert to fraction form
    30,521,206.40/45,834,953.70 = 16,172,299.40/x
  3. Step 3: Cross multiply
    30,521,206.40x = 45,834,953.70 × 16,172,299.40
  4. Step 4: Simplify right side
    30,521,206.40x = 741,256,594,221,537.88
  5. Step 5: Solve for x
    x = 741,256,594,221,537.88/30,521,206.40
  6. Step 6: Final answer
    x = 24,286,608.61

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1.5x scale

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.