Home / 7,145,504.31-10,712,832.71-3,683,513.39

Finding the Fourth Proportional to 7,145,504.31, 10,712,832.71 and 3,683,513.39

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Solution

The fourth proportional to 7,145,504.31, 10,712,832.71 and 3,683,513.39 is: 5,522,474.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,145,504.31 : 10,712,832.71 = 3,683,513.39 : x
  2. Step 2: Convert to fraction form
    7,145,504.31/10,712,832.71 = 3,683,513.39/x
  3. Step 3: Cross multiply
    7,145,504.31x = 10,712,832.71 × 3,683,513.39
  4. Step 4: Simplify right side
    7,145,504.31x = 39,460,862,660,133.26
  5. Step 5: Solve for x
    x = 39,460,862,660,133.26/7,145,504.31
  6. Step 6: Final answer
    x = 5,522,474.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.