Home / 18,194,996.88-27,292,417.56-4,731,786

Finding the Fourth Proportional to 18,194,996.88, 27,292,417.56 and 4,731,786

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Solution

The fourth proportional to 18,194,996.88, 27,292,417.56 and 4,731,786 is: 7,097,658.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,194,996.88 : 27,292,417.56 = 4,731,786 : x
  2. Step 2: Convert to fraction form
    18,194,996.88/27,292,417.56 = 4,731,786/x
  3. Step 3: Cross multiply
    18,194,996.88x = 27,292,417.56 × 4,731,786
  4. Step 4: Simplify right side
    18,194,996.88x = 129,141,879,316,562.16
  5. Step 5: Solve for x
    x = 129,141,879,316,562.16/18,194,996.88
  6. Step 6: Final answer
    x = 7,097,658.78

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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.