Home / 14,666,703.62-20,239,661.97-8,140,164.66

Finding the Fourth Proportional to 14,666,703.62, 20,239,661.97 and 8,140,164.66

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Solution

The fourth proportional to 14,666,703.62, 20,239,661.97 and 8,140,164.66 is: 11,233,211.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,666,703.62 : 20,239,661.97 = 8,140,164.66 : x
  2. Step 2: Convert to fraction form
    14,666,703.62/20,239,661.97 = 8,140,164.66/x
  3. Step 3: Cross multiply
    14,666,703.62x = 20,239,661.97 × 8,140,164.66
  4. Step 4: Simplify right side
    14,666,703.62x = 164,754,181,098,539.97
  5. Step 5: Solve for x
    x = 164,754,181,098,539.97/14,666,703.62
  6. Step 6: Final answer
    x = 11,233,211.32

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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.