Home / 8,536,437.10-12,813,986.85-5,345,166.70

Finding the Fourth Proportional to 8,536,437.10, 12,813,986.85 and 5,345,166.70

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Solution

The fourth proportional to 8,536,437.10, 12,813,986.85 and 5,345,166.70 is: 8,023,592.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,536,437.10 : 12,813,986.85 = 5,345,166.70 : x
  2. Step 2: Convert to fraction form
    8,536,437.10/12,813,986.85 = 5,345,166.70/x
  3. Step 3: Cross multiply
    8,536,437.10x = 12,813,986.85 × 5,345,166.70
  4. Step 4: Simplify right side
    8,536,437.10x = 68,492,895,804,857.90
  5. Step 5: Solve for x
    x = 68,492,895,804,857.90/8,536,437.10
  6. Step 6: Final answer
    x = 8,023,592.86

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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.