Home / 8,306,404.20-12,434,723.10-4,938,877.80

Finding the Fourth Proportional to 8,306,404.20, 12,434,723.10 and 4,938,877.80

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Solution

The fourth proportional to 8,306,404.20, 12,434,723.10 and 4,938,877.80 is: 7,393,521.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,306,404.20 : 12,434,723.10 = 4,938,877.80 : x
  2. Step 2: Convert to fraction form
    8,306,404.20/12,434,723.10 = 4,938,877.80/x
  3. Step 3: Cross multiply
    8,306,404.20x = 12,434,723.10 × 4,938,877.80
  4. Step 4: Simplify right side
    8,306,404.20x = 61,413,577,867,737.18
  5. Step 5: Solve for x
    x = 61,413,577,867,737.18/8,306,404.20
  6. Step 6: Final answer
    x = 7,393,521.48

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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.