Home / 13,829,314.30-20,743,971.45-7,452,022.30

Finding the Fourth Proportional to 13,829,314.30, 20,743,971.45 and 7,452,022.30

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Solution

The fourth proportional to 13,829,314.30, 20,743,971.45 and 7,452,022.30 is: 11,178,033.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,829,314.30 : 20,743,971.45 = 7,452,022.30 : x
  2. Step 2: Convert to fraction form
    13,829,314.30/20,743,971.45 = 7,452,022.30/x
  3. Step 3: Cross multiply
    13,829,314.30x = 20,743,971.45 × 7,452,022.30
  4. Step 4: Simplify right side
    13,829,314.30x = 154,584,537,835,963.31
  5. Step 5: Solve for x
    x = 154,584,537,835,963.31/13,829,314.30
  6. Step 6: Final answer
    x = 11,178,033.45

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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.