Home / 11,561,572.80-15,955,950.24-6,406,551.36

Finding the Fourth Proportional to 11,561,572.80, 15,955,950.24 and 6,406,551.36

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Solution

The fourth proportional to 11,561,572.80, 15,955,950.24 and 6,406,551.36 is: 8,841,583.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,561,572.80 : 15,955,950.24 = 6,406,551.36 : x
  2. Step 2: Convert to fraction form
    11,561,572.80/15,955,950.24 = 6,406,551.36/x
  3. Step 3: Cross multiply
    11,561,572.80x = 15,955,950.24 × 6,406,551.36
  4. Step 4: Simplify right side
    11,561,572.80x = 102,222,614,710,164.33
  5. Step 5: Solve for x
    x = 102,222,614,710,164.33/11,561,572.80
  6. Step 6: Final answer
    x = 8,841,583.79

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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.