Home / 23,084,811.64-31,856,803.86-12,771,608.54

Finding the Fourth Proportional to 23,084,811.64, 31,856,803.86 and 12,771,608.54

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Solution

The fourth proportional to 23,084,811.64, 31,856,803.86 and 12,771,608.54 is: 17,624,689.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,084,811.64 : 31,856,803.86 = 12,771,608.54 : x
  2. Step 2: Convert to fraction form
    23,084,811.64/31,856,803.86 = 12,771,608.54/x
  3. Step 3: Cross multiply
    23,084,811.64x = 31,856,803.86 × 12,771,608.54
  4. Step 4: Simplify right side
    23,084,811.64x = 406,862,628,315,123
  5. Step 5: Solve for x
    x = 406,862,628,315,123/23,084,811.64
  6. Step 6: Final answer
    x = 17,624,689.11

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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.