Home / 8,688,733.80-13,037,766.30-3,640,554.60

Finding the Fourth Proportional to 8,688,733.80, 13,037,766.30 and 3,640,554.60

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Solution

The fourth proportional to 8,688,733.80, 13,037,766.30 and 3,640,554.60 is: 5,462,786.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,688,733.80 : 13,037,766.30 = 3,640,554.60 : x
  2. Step 2: Convert to fraction form
    8,688,733.80/13,037,766.30 = 3,640,554.60/x
  3. Step 3: Cross multiply
    8,688,733.80x = 13,037,766.30 × 3,640,554.60
  4. Step 4: Simplify right side
    8,688,733.80x = 47,464,700,077,189.98
  5. Step 5: Solve for x
    x = 47,464,700,077,189.98/8,688,733.80
  6. Step 6: Final answer
    x = 5,462,786.77

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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.