Home / 20,898,444.80-31,347,667.20-16,593,772.70

Finding the Fourth Proportional to 20,898,444.80, 31,347,667.20 and 16,593,772.70

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Solution

The fourth proportional to 20,898,444.80, 31,347,667.20 and 16,593,772.70 is: 24,890,659.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,898,444.80 : 31,347,667.20 = 16,593,772.70 : x
  2. Step 2: Convert to fraction form
    20,898,444.80/31,347,667.20 = 16,593,772.70/x
  3. Step 3: Cross multiply
    20,898,444.80x = 31,347,667.20 × 16,593,772.70
  4. Step 4: Simplify right side
    20,898,444.80x = 520,176,064,192,045.38
  5. Step 5: Solve for x
    x = 520,176,064,192,045.38/20,898,444.80
  6. Step 6: Final answer
    x = 24,890,659.05

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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.