Home / 19,580,149.44-27,019,020.15-11,320,742.16

Finding the Fourth Proportional to 19,580,149.44, 27,019,020.15 and 11,320,742.16

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Solution

The fourth proportional to 19,580,149.44, 27,019,020.15 and 11,320,742.16 is: 15,621,707.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,580,149.44 : 27,019,020.15 = 11,320,742.16 : x
  2. Step 2: Convert to fraction form
    19,580,149.44/27,019,020.15 = 11,320,742.16/x
  3. Step 3: Cross multiply
    19,580,149.44x = 27,019,020.15 × 11,320,742.16
  4. Step 4: Simplify right side
    19,580,149.44x = 305,875,360,533,994.50
  5. Step 5: Solve for x
    x = 305,875,360,533,994.50/19,580,149.44
  6. Step 6: Final answer
    x = 15,621,707.15

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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.