Home / 7,871,969.22-10,863,371.70-4,387,532.58

Finding the Fourth Proportional to 7,871,969.22, 10,863,371.70 and 4,387,532.58

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Solution

The fourth proportional to 7,871,969.22, 10,863,371.70 and 4,387,532.58 is: 6,054,825.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,871,969.22 : 10,863,371.70 = 4,387,532.58 : x
  2. Step 2: Convert to fraction form
    7,871,969.22/10,863,371.70 = 4,387,532.58/x
  3. Step 3: Cross multiply
    7,871,969.22x = 10,863,371.70 × 4,387,532.58
  4. Step 4: Simplify right side
    7,871,969.22x = 47,663,397,262,399.98
  5. Step 5: Solve for x
    x = 47,663,397,262,399.98/7,871,969.22
  6. Step 6: Final answer
    x = 6,054,825.16

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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.