Home / 25,451,783.13-35,123,165.46-13,849,146.70

Finding the Fourth Proportional to 25,451,783.13, 35,123,165.46 and 13,849,146.70

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Solution

The fourth proportional to 25,451,783.13, 35,123,165.46 and 13,849,146.70 is: 19,111,661.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,451,783.13 : 35,123,165.46 = 13,849,146.70 : x
  2. Step 2: Convert to fraction form
    25,451,783.13/35,123,165.46 = 13,849,146.70/x
  3. Step 3: Cross multiply
    25,451,783.13x = 35,123,165.46 × 13,849,146.70
  4. Step 4: Simplify right side
    25,451,783.13x = 486,425,871,023,912.94
  5. Step 5: Solve for x
    x = 486,425,871,023,912.94/25,451,783.13
  6. Step 6: Final answer
    x = 19,111,661.79

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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.