Home / 18,736,806.58-25,871,447.76-14,378,990.38

Finding the Fourth Proportional to 18,736,806.58, 25,871,447.76 and 14,378,990.38

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Solution

The fourth proportional to 18,736,806.58, 25,871,447.76 and 14,378,990.38 is: 19,854,253.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,736,806.58 : 25,871,447.76 = 14,378,990.38 : x
  2. Step 2: Convert to fraction form
    18,736,806.58/25,871,447.76 = 14,378,990.38/x
  3. Step 3: Cross multiply
    18,736,806.58x = 25,871,447.76 × 14,378,990.38
  4. Step 4: Simplify right side
    18,736,806.58x = 372,005,298,457,712.56
  5. Step 5: Solve for x
    x = 372,005,298,457,712.56/18,736,806.58
  6. Step 6: Final answer
    x = 19,854,253.01

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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.