Home / 10,975,987.86-15,146,666.53-6,081,111.48

Finding the Fourth Proportional to 10,975,987.86, 15,146,666.53 and 6,081,111.48

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Solution

The fourth proportional to 10,975,987.86, 15,146,666.53 and 6,081,111.48 is: 8,391,824.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,975,987.86 : 15,146,666.53 = 6,081,111.48 : x
  2. Step 2: Convert to fraction form
    10,975,987.86/15,146,666.53 = 6,081,111.48/x
  3. Step 3: Cross multiply
    10,975,987.86x = 15,146,666.53 × 6,081,111.48
  4. Step 4: Simplify right side
    10,975,987.86x = 92,108,567,760,911.98
  5. Step 5: Solve for x
    x = 92,108,567,760,911.98/10,975,987.86
  6. Step 6: Final answer
    x = 8,391,824.86

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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.