Home / 27,405,774.30-37,816,917.21-15,179,569.50

Finding the Fourth Proportional to 27,405,774.30, 37,816,917.21 and 15,179,569.50

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Solution

The fourth proportional to 27,405,774.30, 37,816,917.21 and 15,179,569.50 is: 20,946,115.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,405,774.30 : 37,816,917.21 = 15,179,569.50 : x
  2. Step 2: Convert to fraction form
    27,405,774.30/37,816,917.21 = 15,179,569.50/x
  3. Step 3: Cross multiply
    27,405,774.30x = 37,816,917.21 × 15,179,569.50
  4. Step 4: Simplify right side
    27,405,774.30x = 574,044,523,064,941.12
  5. Step 5: Solve for x
    x = 574,044,523,064,941.12/27,405,774.30
  6. Step 6: Final answer
    x = 20,946,115.84

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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.