Home / 12,603,934.80-18,915,233.40-5,036,331.60

Finding the Fourth Proportional to 12,603,934.80, 18,915,233.40 and 5,036,331.60

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Solution

The fourth proportional to 12,603,934.80, 18,915,233.40 and 5,036,331.60 is: 7,558,226.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,603,934.80 : 18,915,233.40 = 5,036,331.60 : x
  2. Step 2: Convert to fraction form
    12,603,934.80/18,915,233.40 = 5,036,331.60/x
  3. Step 3: Cross multiply
    12,603,934.80x = 18,915,233.40 × 5,036,331.60
  4. Step 4: Simplify right side
    12,603,934.80x = 95,263,387,693,795.42
  5. Step 5: Solve for x
    x = 95,263,387,693,795.42/12,603,934.80
  6. Step 6: Final answer
    x = 7,558,226.00

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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.