Home / 7,853,756.77-11,779,322.95-2,174,555.17

Finding the Fourth Proportional to 7,853,756.77, 11,779,322.95 and 2,174,555.17

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Solution

The fourth proportional to 7,853,756.77, 11,779,322.95 and 2,174,555.17 is: 3,261,469.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,853,756.77 : 11,779,322.95 = 2,174,555.17 : x
  2. Step 2: Convert to fraction form
    7,853,756.77/11,779,322.95 = 2,174,555.17/x
  3. Step 3: Cross multiply
    7,853,756.77x = 11,779,322.95 × 2,174,555.17
  4. Step 4: Simplify right side
    7,853,756.77x = 25,614,787,620,022.15
  5. Step 5: Solve for x
    x = 25,614,787,620,022.15/7,853,756.77
  6. Step 6: Final answer
    x = 3,261,469.43

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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.