Home / 18,057,496.80-27,069,678.68-7,815,907.04

Finding the Fourth Proportional to 18,057,496.80, 27,069,678.68 and 7,815,907.04

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Solution

The fourth proportional to 18,057,496.80, 27,069,678.68 and 7,815,907.04 is: 11,716,690.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,057,496.80 : 27,069,678.68 = 7,815,907.04 : x
  2. Step 2: Convert to fraction form
    18,057,496.80/27,069,678.68 = 7,815,907.04/x
  3. Step 3: Cross multiply
    18,057,496.80x = 27,069,678.68 × 7,815,907.04
  4. Step 4: Simplify right side
    18,057,496.80x = 211,574,092,165,549.91
  5. Step 5: Solve for x
    x = 211,574,092,165,549.91/18,057,496.80
  6. Step 6: Final answer
    x = 11,716,690.00

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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.