Home / 11,633,986.40-16,054,901.12-6,740,154.32

Finding the Fourth Proportional to 11,633,986.40, 16,054,901.12 and 6,740,154.32

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Solution

The fourth proportional to 11,633,986.40, 16,054,901.12 and 6,740,154.32 is: 9,301,412.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,633,986.40 : 16,054,901.12 = 6,740,154.32 : x
  2. Step 2: Convert to fraction form
    11,633,986.40/16,054,901.12 = 6,740,154.32/x
  3. Step 3: Cross multiply
    11,633,986.40x = 16,054,901.12 × 6,740,154.32
  4. Step 4: Simplify right side
    11,633,986.40x = 108,212,511,141,140.84
  5. Step 5: Solve for x
    x = 108,212,511,141,140.84/11,633,986.40
  6. Step 6: Final answer
    x = 9,301,412.90

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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.