Home / 8,651,136.63-12,977,995.07-3,185,811.10

Finding the Fourth Proportional to 8,651,136.63, 12,977,995.07 and 3,185,811.10

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Solution

The fourth proportional to 8,651,136.63, 12,977,995.07 and 3,185,811.10 is: 4,779,191.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,651,136.63 : 12,977,995.07 = 3,185,811.10 : x
  2. Step 2: Convert to fraction form
    8,651,136.63/12,977,995.07 = 3,185,811.10/x
  3. Step 3: Cross multiply
    8,651,136.63x = 12,977,995.07 × 3,185,811.10
  4. Step 4: Simplify right side
    8,651,136.63x = 41,345,440,725,270.82
  5. Step 5: Solve for x
    x = 41,345,440,725,270.82/8,651,136.63
  6. Step 6: Final answer
    x = 4,779,191.74

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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.