Home / 9,482,309.28-13,085,586.92-5,131,395.32

Finding the Fourth Proportional to 9,482,309.28, 13,085,586.92 and 5,131,395.32

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Solution

The fourth proportional to 9,482,309.28, 13,085,586.92 and 5,131,395.32 is: 7,081,325.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,482,309.28 : 13,085,586.92 = 5,131,395.32 : x
  2. Step 2: Convert to fraction form
    9,482,309.28/13,085,586.92 = 5,131,395.32/x
  3. Step 3: Cross multiply
    9,482,309.28x = 13,085,586.92 × 5,131,395.32
  4. Step 4: Simplify right side
    9,482,309.28x = 67,147,319,480,741.22
  5. Step 5: Solve for x
    x = 67,147,319,480,741.22/9,482,309.28
  6. Step 6: Final answer
    x = 7,081,325.60

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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.