Home / 13,744,477.34-18,967,416.91-7,632,905.84

Finding the Fourth Proportional to 13,744,477.34, 18,967,416.91 and 7,632,905.84

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Solution

The fourth proportional to 13,744,477.34, 18,967,416.91 and 7,632,905.84 is: 10,533,431.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,744,477.34 : 18,967,416.91 = 7,632,905.84 : x
  2. Step 2: Convert to fraction form
    13,744,477.34/18,967,416.91 = 7,632,905.84/x
  3. Step 3: Cross multiply
    13,744,477.34x = 18,967,416.91 × 7,632,905.84
  4. Step 4: Simplify right side
    13,744,477.34x = 144,776,507,259,262.22
  5. Step 5: Solve for x
    x = 144,776,507,259,262.22/13,744,477.34
  6. Step 6: Final answer
    x = 10,533,431.26

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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.