Home / 7,756,553.12-11,634,392.07-3,437,359.34

Finding the Fourth Proportional to 7,756,553.12, 11,634,392.07 and 3,437,359.34

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Solution

The fourth proportional to 7,756,553.12, 11,634,392.07 and 3,437,359.34 is: 5,155,845.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,756,553.12 : 11,634,392.07 = 3,437,359.34 : x
  2. Step 2: Convert to fraction form
    7,756,553.12/11,634,392.07 = 3,437,359.34/x
  3. Step 3: Cross multiply
    7,756,553.12x = 11,634,392.07 × 3,437,359.34
  4. Step 4: Simplify right side
    7,756,553.12x = 39,991,586,188,864.48
  5. Step 5: Solve for x
    x = 39,991,586,188,864.48/7,756,553.12
  6. Step 6: Final answer
    x = 5,155,845.08

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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.