Home / 8,580,827.20-12,864,998.40-4,029,530.08

Finding the Fourth Proportional to 8,580,827.20, 12,864,998.40 and 4,029,530.08

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Solution

The fourth proportional to 8,580,827.20, 12,864,998.40 and 4,029,530.08 is: 6,041,363.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,580,827.20 : 12,864,998.40 = 4,029,530.08 : x
  2. Step 2: Convert to fraction form
    8,580,827.20/12,864,998.40 = 4,029,530.08/x
  3. Step 3: Cross multiply
    8,580,827.20x = 12,864,998.40 × 4,029,530.08
  4. Step 4: Simplify right side
    8,580,827.20x = 51,839,898,031,951.88
  5. Step 5: Solve for x
    x = 51,839,898,031,951.88/8,580,827.20
  6. Step 6: Final answer
    x = 6,041,363.71

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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.