Home / 10,975,990.12-15,146,669.63-6,081,113.75

Finding the Fourth Proportional to 10,975,990.12, 15,146,669.63 and 6,081,113.75

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Solution

The fourth proportional to 10,975,990.12, 15,146,669.63 and 6,081,113.75 is: 8,391,827.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,975,990.12 : 15,146,669.63 = 6,081,113.75 : x
  2. Step 2: Convert to fraction form
    10,975,990.12/15,146,669.63 = 6,081,113.75/x
  3. Step 3: Cross multiply
    10,975,990.12x = 15,146,669.63 × 6,081,113.75
  4. Step 4: Simplify right side
    10,975,990.12x = 92,108,620,893,169.86
  5. Step 5: Solve for x
    x = 92,108,620,893,169.86/10,975,990.12
  6. Step 6: Final answer
    x = 8,391,827.97

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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.