Home / 7,871,247.94-10,862,382.81-4,433,167.30

Finding the Fourth Proportional to 7,871,247.94, 10,862,382.81 and 4,433,167.30

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Solution

The fourth proportional to 7,871,247.94, 10,862,382.81 and 4,433,167.30 is: 6,117,805.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,871,247.94 : 10,862,382.81 = 4,433,167.30 : x
  2. Step 2: Convert to fraction form
    7,871,247.94/10,862,382.81 = 4,433,167.30/x
  3. Step 3: Cross multiply
    7,871,247.94x = 10,862,382.81 × 4,433,167.30
  4. Step 4: Simplify right side
    7,871,247.94x = 48,154,760,273,374.12
  5. Step 5: Solve for x
    x = 48,154,760,273,374.12/7,871,247.94
  6. Step 6: Final answer
    x = 6,117,805.03

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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.