Home / 9,709,966.54-13,399,687.93-5,359,052.80

Finding the Fourth Proportional to 9,709,966.54, 13,399,687.93 and 5,359,052.80

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Solution

The fourth proportional to 9,709,966.54, 13,399,687.93 and 5,359,052.80 is: 7,395,456.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,709,966.54 : 13,399,687.93 = 5,359,052.80 : x
  2. Step 2: Convert to fraction form
    9,709,966.54/13,399,687.93 = 5,359,052.80/x
  3. Step 3: Cross multiply
    9,709,966.54x = 13,399,687.93 × 5,359,052.80
  4. Step 4: Simplify right side
    9,709,966.54x = 71,809,635,120,392.70
  5. Step 5: Solve for x
    x = 71,809,635,120,392.70/9,709,966.54
  6. Step 6: Final answer
    x = 7,395,456.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.