Home / 10,129,216.01-15,189,334.58-7,277,371.25

Finding the Fourth Proportional to 10,129,216.01, 15,189,334.58 and 7,277,371.25

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Solution

The fourth proportional to 10,129,216.01, 15,189,334.58 and 7,277,371.25 is: 10,912,831.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,129,216.01 : 15,189,334.58 = 7,277,371.25 : x
  2. Step 2: Convert to fraction form
    10,129,216.01/15,189,334.58 = 7,277,371.25/x
  3. Step 3: Cross multiply
    10,129,216.01x = 15,189,334.58 × 7,277,371.25
  4. Step 4: Simplify right side
    10,129,216.01x = 110,538,426,721,369.58
  5. Step 5: Solve for x
    x = 110,538,426,721,369.58/10,129,216.01
  6. Step 6: Final answer
    x = 10,912,831.42

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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.