Home / 8,806,876.20-13,197,872.70-6,514,511.40

Finding the Fourth Proportional to 8,806,876.20, 13,197,872.70 and 6,514,511.40

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Solution

The fourth proportional to 8,806,876.20, 13,197,872.70 and 6,514,511.40 is: 9,762,563.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,806,876.20 : 13,197,872.70 = 6,514,511.40 : x
  2. Step 2: Convert to fraction form
    8,806,876.20/13,197,872.70 = 6,514,511.40/x
  3. Step 3: Cross multiply
    8,806,876.20x = 13,197,872.70 × 6,514,511.40
  4. Step 4: Simplify right side
    8,806,876.20x = 85,977,692,159,898.78
  5. Step 5: Solve for x
    x = 85,977,692,159,898.78/8,806,876.20
  6. Step 6: Final answer
    x = 9,762,563.96

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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.