Home / 43,549,810.57-65,324,887.04-17,642,601.28

Finding the Fourth Proportional to 43,549,810.57, 65,324,887.04 and 17,642,601.28

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Solution

The fourth proportional to 43,549,810.57, 65,324,887.04 and 17,642,601.28 is: 26,463,971.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,549,810.57 : 65,324,887.04 = 17,642,601.28 : x
  2. Step 2: Convert to fraction form
    43,549,810.57/65,324,887.04 = 17,642,601.28/x
  3. Step 3: Cross multiply
    43,549,810.57x = 65,324,887.04 × 17,642,601.28
  4. Step 4: Simplify right side
    43,549,810.57x = 1,152,500,935,707,759.50
  5. Step 5: Solve for x
    x = 1,152,500,935,707,759.50/43,549,810.57
  6. Step 6: Final answer
    x = 26,463,971.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.