Home / 18,532,330.66-27,811,054.79-7,604,495.90

Finding the Fourth Proportional to 18,532,330.66, 27,811,054.79 and 7,604,495.90

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Solution

The fourth proportional to 18,532,330.66, 27,811,054.79 and 7,604,495.90 is: 11,411,897.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,532,330.66 : 27,811,054.79 = 7,604,495.90 : x
  2. Step 2: Convert to fraction form
    18,532,330.66/27,811,054.79 = 7,604,495.90/x
  3. Step 3: Cross multiply
    18,532,330.66x = 27,811,054.79 × 7,604,495.90
  4. Step 4: Simplify right side
    18,532,330.66x = 211,489,052,230,365.97
  5. Step 5: Solve for x
    x = 211,489,052,230,365.97/18,532,330.66
  6. Step 6: Final answer
    x = 11,411,897.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.