Home / 11,878,760.73-16,392,700.32-6,446,252.73

Finding the Fourth Proportional to 11,878,760.73, 16,392,700.32 and 6,446,252.73

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Solution

The fourth proportional to 11,878,760.73, 16,392,700.32 and 6,446,252.73 is: 8,895,834.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,878,760.73 : 16,392,700.32 = 6,446,252.73 : x
  2. Step 2: Convert to fraction form
    11,878,760.73/16,392,700.32 = 6,446,252.73/x
  3. Step 3: Cross multiply
    11,878,760.73x = 16,392,700.32 × 6,446,252.73
  4. Step 4: Simplify right side
    11,878,760.73x = 105,671,489,189,871.89
  5. Step 5: Solve for x
    x = 105,671,489,189,871.89/11,878,760.73
  6. Step 6: Final answer
    x = 8,895,834.47

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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.