Home / 15,385,149.04-23,078,937.12-5,150,068.60

Finding the Fourth Proportional to 15,385,149.04, 23,078,937.12 and 5,150,068.60

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Solution

The fourth proportional to 15,385,149.04, 23,078,937.12 and 5,150,068.60 is: 7,725,509.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,385,149.04 : 23,078,937.12 = 5,150,068.60 : x
  2. Step 2: Convert to fraction form
    15,385,149.04/23,078,937.12 = 5,150,068.60/x
  3. Step 3: Cross multiply
    15,385,149.04x = 23,078,937.12 × 5,150,068.60
  4. Step 4: Simplify right side
    15,385,149.04x = 118,858,109,383,086.42
  5. Step 5: Solve for x
    x = 118,858,109,383,086.42/15,385,149.04
  6. Step 6: Final answer
    x = 7,725,509.13

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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.