Home / 12,384,299.30-17,090,900.54-6,877,698.46

Finding the Fourth Proportional to 12,384,299.30, 17,090,900.54 and 6,877,698.46

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Solution

The fourth proportional to 12,384,299.30, 17,090,900.54 and 6,877,698.46 is: 9,491,539.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,384,299.30 : 17,090,900.54 = 6,877,698.46 : x
  2. Step 2: Convert to fraction form
    12,384,299.30/17,090,900.54 = 6,877,698.46/x
  3. Step 3: Cross multiply
    12,384,299.30x = 17,090,900.54 × 6,877,698.46
  4. Step 4: Simplify right side
    12,384,299.30x = 117,546,060,323,971.16
  5. Step 5: Solve for x
    x = 117,546,060,323,971.16/12,384,299.30
  6. Step 6: Final answer
    x = 9,491,539.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.