Home / 7,871,908.16-10,863,252.96-4,564,843.40

Finding the Fourth Proportional to 7,871,908.16, 10,863,252.96 and 4,564,843.40

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Solution

The fourth proportional to 7,871,908.16, 10,863,252.96 and 4,564,843.40 is: 6,299,495.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,871,908.16 : 10,863,252.96 = 4,564,843.40 : x
  2. Step 2: Convert to fraction form
    7,871,908.16/10,863,252.96 = 4,564,843.40/x
  3. Step 3: Cross multiply
    7,871,908.16x = 10,863,252.96 × 4,564,843.40
  4. Step 4: Simplify right side
    7,871,908.16x = 49,589,048,576,986.47
  5. Step 5: Solve for x
    x = 49,589,048,576,986.47/7,871,908.16
  6. Step 6: Final answer
    x = 6,299,495.32

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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.