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Finding the Fourth Proportional to 15,673,552.80, 23,510,329.20 and 10,571,719.20

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Solution

The fourth proportional to 15,673,552.80, 23,510,329.20 and 10,571,719.20 is: 15,857,578.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,673,552.80 : 23,510,329.20 = 10,571,719.20 : x
  2. Step 2: Convert to fraction form
    15,673,552.80/23,510,329.20 = 10,571,719.20/x
  3. Step 3: Cross multiply
    15,673,552.80x = 23,510,329.20 × 10,571,719.20
  4. Step 4: Simplify right side
    15,673,552.80x = 248,544,598,601,960.62
  5. Step 5: Solve for x
    x = 248,544,598,601,960.62/15,673,552.80
  6. Step 6: Final answer
    x = 15,857,578.80

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1.5x scale

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.