Home / 13,044,077.48-18,000,481.01-7,242,710.06

Finding the Fourth Proportional to 13,044,077.48, 18,000,481.01 and 7,242,710.06

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Solution

The fourth proportional to 13,044,077.48, 18,000,481.01 and 7,242,710.06 is: 9,994,747.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,044,077.48 : 18,000,481.01 = 7,242,710.06 : x
  2. Step 2: Convert to fraction form
    13,044,077.48/18,000,481.01 = 7,242,710.06/x
  3. Step 3: Cross multiply
    13,044,077.48x = 18,000,481.01 × 7,242,710.06
  4. Step 4: Simplify right side
    13,044,077.48x = 130,372,264,769,750
  5. Step 5: Solve for x
    x = 130,372,264,769,750/13,044,077.48
  6. Step 6: Final answer
    x = 9,994,747.81

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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.