Home / 8,487,902.72-11,713,307.13-4,620,452.83

Finding the Fourth Proportional to 8,487,902.72, 11,713,307.13 and 4,620,452.83

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Solution

The fourth proportional to 8,487,902.72, 11,713,307.13 and 4,620,452.83 is: 6,376,225.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,487,902.72 : 11,713,307.13 = 4,620,452.83 : x
  2. Step 2: Convert to fraction form
    8,487,902.72/11,713,307.13 = 4,620,452.83/x
  3. Step 3: Cross multiply
    8,487,902.72x = 11,713,307.13 × 4,620,452.83
  4. Step 4: Simplify right side
    8,487,902.72x = 54,120,783,048,184.41
  5. Step 5: Solve for x
    x = 54,120,783,048,184.41/8,487,902.72
  6. Step 6: Final answer
    x = 6,376,225.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.