Home / 31,828,836.16-47,648,093.04-19,493,960.86

Finding the Fourth Proportional to 31,828,836.16, 47,648,093.04 and 19,493,960.86

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Solution

The fourth proportional to 31,828,836.16, 47,648,093.04 and 19,493,960.86 is: 29,182,658.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,828,836.16 : 47,648,093.04 = 19,493,960.86 : x
  2. Step 2: Convert to fraction form
    31,828,836.16/47,648,093.04 = 19,493,960.86/x
  3. Step 3: Cross multiply
    31,828,836.16x = 47,648,093.04 × 19,493,960.86
  4. Step 4: Simplify right side
    31,828,836.16x = 928,850,060,775,398.38
  5. Step 5: Solve for x
    x = 928,850,060,775,398.38/31,828,836.16
  6. Step 6: Final answer
    x = 29,182,658.65

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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.