Home / 12,537,102.40-17,293,871.22-7,883,522.40

Finding the Fourth Proportional to 12,537,102.40, 17,293,871.22 and 7,883,522.40

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Solution

The fourth proportional to 12,537,102.40, 17,293,871.22 and 7,883,522.40 is: 10,874,651.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,537,102.40 : 17,293,871.22 = 7,883,522.40 : x
  2. Step 2: Convert to fraction form
    12,537,102.40/17,293,871.22 = 7,883,522.40/x
  3. Step 3: Cross multiply
    12,537,102.40x = 17,293,871.22 × 7,883,522.40
  4. Step 4: Simplify right side
    12,537,102.40x = 136,336,621,145,585.33
  5. Step 5: Solve for x
    x = 136,336,621,145,585.33/12,537,102.40
  6. Step 6: Final answer
    x = 10,874,651.64

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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.