Home / 12,986,477.19-19,482,372.63-4,465,707.03

Finding the Fourth Proportional to 12,986,477.19, 19,482,372.63 and 4,465,707.03

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Solution

The fourth proportional to 12,986,477.19, 19,482,372.63 and 4,465,707.03 is: 6,699,474.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,986,477.19 : 19,482,372.63 = 4,465,707.03 : x
  2. Step 2: Convert to fraction form
    12,986,477.19/19,482,372.63 = 4,465,707.03/x
  3. Step 3: Cross multiply
    12,986,477.19x = 19,482,372.63 × 4,465,707.03
  4. Step 4: Simplify right side
    12,986,477.19x = 87,002,568,414,870.59
  5. Step 5: Solve for x
    x = 87,002,568,414,870.59/12,986,477.19
  6. Step 6: Final answer
    x = 6,699,474.16

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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.