Home / 15,365,152.54-23,040,905.28-8,175,171.34

Finding the Fourth Proportional to 15,365,152.54, 23,040,905.28 and 8,175,171.34

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Solution

The fourth proportional to 15,365,152.54, 23,040,905.28 and 8,175,171.34 is: 12,259,126.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,365,152.54 : 23,040,905.28 = 8,175,171.34 : x
  2. Step 2: Convert to fraction form
    15,365,152.54/23,040,905.28 = 8,175,171.34/x
  3. Step 3: Cross multiply
    15,365,152.54x = 23,040,905.28 × 8,175,171.34
  4. Step 4: Simplify right side
    15,365,152.54x = 188,363,348,492,710.69
  5. Step 5: Solve for x
    x = 188,363,348,492,710.69/15,365,152.54
  6. Step 6: Final answer
    x = 12,259,126.49

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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.