Home / 12,257,457.12-16,914,039.06-7,547,104.62

Finding the Fourth Proportional to 12,257,457.12, 16,914,039.06 and 7,547,104.62

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Solution

The fourth proportional to 12,257,457.12, 16,914,039.06 and 7,547,104.62 is: 10,414,233.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,257,457.12 : 16,914,039.06 = 7,547,104.62 : x
  2. Step 2: Convert to fraction form
    12,257,457.12/16,914,039.06 = 7,547,104.62/x
  3. Step 3: Cross multiply
    12,257,457.12x = 16,914,039.06 × 7,547,104.62
  4. Step 4: Simplify right side
    12,257,457.12x = 127,652,022,332,586.45
  5. Step 5: Solve for x
    x = 127,652,022,332,586.45/12,257,457.12
  6. Step 6: Final answer
    x = 10,414,233.64

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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.