Home / 23,150,128.09-31,947,616.07-12,695,482.14

Finding the Fourth Proportional to 23,150,128.09, 31,947,616.07 and 12,695,482.14

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Solution

The fourth proportional to 23,150,128.09, 31,947,616.07 and 12,695,482.14 is: 17,520,006.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,150,128.09 : 31,947,616.07 = 12,695,482.14 : x
  2. Step 2: Convert to fraction form
    23,150,128.09/31,947,616.07 = 12,695,482.14/x
  3. Step 3: Cross multiply
    23,150,128.09x = 31,947,616.07 × 12,695,482.14
  4. Step 4: Simplify right side
    23,150,128.09x = 405,590,389,232,262
  5. Step 5: Solve for x
    x = 405,590,389,232,262/23,150,128.09
  6. Step 6: Final answer
    x = 17,520,006.27

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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.