Home / 13,645,390.62-18,830,496.24-7,450,418.13

Finding the Fourth Proportional to 13,645,390.62, 18,830,496.24 and 7,450,418.13

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Solution

The fourth proportional to 13,645,390.62, 18,830,496.24 and 7,450,418.13 is: 10,281,499.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,645,390.62 : 18,830,496.24 = 7,450,418.13 : x
  2. Step 2: Convert to fraction form
    13,645,390.62/18,830,496.24 = 7,450,418.13/x
  3. Step 3: Cross multiply
    13,645,390.62x = 18,830,496.24 × 7,450,418.13
  4. Step 4: Simplify right side
    13,645,390.62x = 140,295,070,583,392.81
  5. Step 5: Solve for x
    x = 140,295,070,583,392.81/13,645,390.62
  6. Step 6: Final answer
    x = 10,281,499.04

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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.