Home / 51,102,999.94-70,521,781.16-27,898,126.90

Finding the Fourth Proportional to 51,102,999.94, 70,521,781.16 and 27,898,126.90

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Solution

The fourth proportional to 51,102,999.94, 70,521,781.16 and 27,898,126.90 is: 38,499,219.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,102,999.94 : 70,521,781.16 = 27,898,126.90 : x
  2. Step 2: Convert to fraction form
    51,102,999.94/70,521,781.16 = 27,898,126.90/x
  3. Step 3: Cross multiply
    51,102,999.94x = 70,521,781.16 × 27,898,126.90
  4. Step 4: Simplify right side
    51,102,999.94x = 1,967,425,599,699,914.25
  5. Step 5: Solve for x
    x = 1,967,425,599,699,914.25/51,102,999.94
  6. Step 6: Final answer
    x = 38,499,219.27

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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.