Home / 6,927,101.70-9,559,695.57-3,871,315.86

Finding the Fourth Proportional to 6,927,101.70, 9,559,695.57 and 3,871,315.86

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Solution

The fourth proportional to 6,927,101.70, 9,559,695.57 and 3,871,315.86 is: 5,342,580.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,927,101.70 : 9,559,695.57 = 3,871,315.86 : x
  2. Step 2: Convert to fraction form
    6,927,101.70/9,559,695.57 = 3,871,315.86/x
  3. Step 3: Cross multiply
    6,927,101.70x = 9,559,695.57 × 3,871,315.86
  4. Step 4: Simplify right side
    6,927,101.70x = 37,008,601,076,912.74
  5. Step 5: Solve for x
    x = 37,008,601,076,912.74/6,927,101.70
  6. Step 6: Final answer
    x = 5,342,580.88

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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.