Home / 9,638,322.10-13,300,806.90-5,228,036.80

Finding the Fourth Proportional to 9,638,322.10, 13,300,806.90 and 5,228,036.80

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Solution

The fourth proportional to 9,638,322.10, 13,300,806.90 and 5,228,036.80 is: 7,214,648.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,638,322.10 : 13,300,806.90 = 5,228,036.80 : x
  2. Step 2: Convert to fraction form
    9,638,322.10/13,300,806.90 = 5,228,036.80/x
  3. Step 3: Cross multiply
    9,638,322.10x = 13,300,806.90 × 5,228,036.80
  4. Step 4: Simplify right side
    9,638,322.10x = 69,537,107,942,893.92
  5. Step 5: Solve for x
    x = 69,537,107,942,893.92/9,638,322.10
  6. Step 6: Final answer
    x = 7,214,648.69

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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.