Home / 10,127,928.27-13,976,539.96-5,481,712.50

Finding the Fourth Proportional to 10,127,928.27, 13,976,539.96 and 5,481,712.50

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Solution

The fourth proportional to 10,127,928.27, 13,976,539.96 and 5,481,712.50 is: 7,564,762.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,127,928.27 : 13,976,539.96 = 5,481,712.50 : x
  2. Step 2: Convert to fraction form
    10,127,928.27/13,976,539.96 = 5,481,712.50/x
  3. Step 3: Cross multiply
    10,127,928.27x = 13,976,539.96 × 5,481,712.50
  4. Step 4: Simplify right side
    10,127,928.27x = 76,615,373,805,481.50
  5. Step 5: Solve for x
    x = 76,615,373,805,481.50/10,127,928.27
  6. Step 6: Final answer
    x = 7,564,762.68

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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.