Home / 23,281,840.59-32,128,971.87-12,685,177.72

Finding the Fourth Proportional to 23,281,840.59, 32,128,971.87 and 12,685,177.72

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Solution

The fourth proportional to 23,281,840.59, 32,128,971.87 and 12,685,177.72 is: 17,505,562.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,281,840.59 : 32,128,971.87 = 12,685,177.72 : x
  2. Step 2: Convert to fraction form
    23,281,840.59/32,128,971.87 = 12,685,177.72/x
  3. Step 3: Cross multiply
    23,281,840.59x = 32,128,971.87 × 12,685,177.72
  4. Step 4: Simplify right side
    23,281,840.59x = 407,561,718,131,830.75
  5. Step 5: Solve for x
    x = 407,561,718,131,830.75/23,281,840.59
  6. Step 6: Final answer
    x = 17,505,562.61

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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.