Home / 13,674,951.41-18,871,210.89-7,479,943.93

Finding the Fourth Proportional to 13,674,951.41, 18,871,210.89 and 7,479,943.93

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Solution

The fourth proportional to 13,674,951.41, 18,871,210.89 and 7,479,943.93 is: 10,322,201.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,674,951.41 : 18,871,210.89 = 7,479,943.93 : x
  2. Step 2: Convert to fraction form
    13,674,951.41/18,871,210.89 = 7,479,943.93/x
  3. Step 3: Cross multiply
    13,674,951.41x = 18,871,210.89 × 7,479,943.93
  4. Step 4: Simplify right side
    13,674,951.41x = 141,155,599,301,227.38
  5. Step 5: Solve for x
    x = 141,155,599,301,227.38/13,674,951.41
  6. Step 6: Final answer
    x = 10,322,201.16

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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.