Home / 7,127,544.24-9,826,495.86-5,662,314.42

Finding the Fourth Proportional to 7,127,544.24, 9,826,495.86 and 5,662,314.42

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Solution

The fourth proportional to 7,127,544.24, 9,826,495.86 and 5,662,314.42 is: 7,806,434.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,127,544.24 : 9,826,495.86 = 5,662,314.42 : x
  2. Step 2: Convert to fraction form
    7,127,544.24/9,826,495.86 = 5,662,314.42/x
  3. Step 3: Cross multiply
    7,127,544.24x = 9,826,495.86 × 5,662,314.42
  4. Step 4: Simplify right side
    7,127,544.24x = 55,640,709,206,148.30
  5. Step 5: Solve for x
    x = 55,640,709,206,148.30/7,127,544.24
  6. Step 6: Final answer
    x = 7,806,434.77

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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.