Home / 22,210,542.64-30,652,110.76-12,421,897.64

Finding the Fourth Proportional to 22,210,542.64, 30,652,110.76 and 12,421,897.64

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Solution

The fourth proportional to 22,210,542.64, 30,652,110.76 and 12,421,897.64 is: 17,143,092.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,210,542.64 : 30,652,110.76 = 12,421,897.64 : x
  2. Step 2: Convert to fraction form
    22,210,542.64/30,652,110.76 = 12,421,897.64/x
  3. Step 3: Cross multiply
    22,210,542.64x = 30,652,110.76 × 12,421,897.64
  4. Step 4: Simplify right side
    22,210,542.64x = 380,757,382,310,662.62
  5. Step 5: Solve for x
    x = 380,757,382,310,662.62/22,210,542.64
  6. Step 6: Final answer
    x = 17,143,092.29

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1.5x scale

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.