Home / 8,091,225.72-12,141,626.76-2,977,246.74

Finding the Fourth Proportional to 8,091,225.72, 12,141,626.76 and 2,977,246.74

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Solution

The fourth proportional to 8,091,225.72, 12,141,626.76 and 2,977,246.74 is: 4,467,631.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,091,225.72 : 12,141,626.76 = 2,977,246.74 : x
  2. Step 2: Convert to fraction form
    8,091,225.72/12,141,626.76 = 2,977,246.74/x
  3. Step 3: Cross multiply
    8,091,225.72x = 12,141,626.76 × 2,977,246.74
  4. Step 4: Simplify right side
    8,091,225.72x = 36,148,618,689,506.77
  5. Step 5: Solve for x
    x = 36,148,618,689,506.77/8,091,225.72
  6. Step 6: Final answer
    x = 4,467,631.97

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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.