Home / 43,409,863.80-65,114,795.70-17,837,710.20

Finding the Fourth Proportional to 43,409,863.80, 65,114,795.70 and 17,837,710.20

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Solution

The fourth proportional to 43,409,863.80, 65,114,795.70 and 17,837,710.20 is: 26,756,565.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,409,863.80 : 65,114,795.70 = 17,837,710.20 : x
  2. Step 2: Convert to fraction form
    43,409,863.80/65,114,795.70 = 17,837,710.20/x
  3. Step 3: Cross multiply
    43,409,863.80x = 65,114,795.70 × 17,837,710.20
  4. Step 4: Simplify right side
    43,409,863.80x = 1,161,498,855,428,806.25
  5. Step 5: Solve for x
    x = 1,161,498,855,428,806.25/43,409,863.80
  6. Step 6: Final answer
    x = 26,756,565.30

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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.