Home / 9,738,988.64-13,440,053.92-5,871,757.76

Finding the Fourth Proportional to 9,738,988.64, 13,440,053.92 and 5,871,757.76

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Solution

The fourth proportional to 9,738,988.64, 13,440,053.92 and 5,871,757.76 is: 8,103,176.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,738,988.64 : 13,440,053.92 = 5,871,757.76 : x
  2. Step 2: Convert to fraction form
    9,738,988.64/13,440,053.92 = 5,871,757.76/x
  3. Step 3: Cross multiply
    9,738,988.64x = 13,440,053.92 × 5,871,757.76
  4. Step 4: Simplify right side
    9,738,988.64x = 78,916,740,899,578.42
  5. Step 5: Solve for x
    x = 78,916,740,899,578.42/9,738,988.64
  6. Step 6: Final answer
    x = 8,103,176.19

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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.