Home / 7,347,339.64-10,140,148.92-4,448,328.04

Finding the Fourth Proportional to 7,347,339.64, 10,140,148.92 and 4,448,328.04

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Solution

The fourth proportional to 7,347,339.64, 10,140,148.92 and 4,448,328.04 is: 6,139,189.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,347,339.64 : 10,140,148.92 = 4,448,328.04 : x
  2. Step 2: Convert to fraction form
    7,347,339.64/10,140,148.92 = 4,448,328.04/x
  3. Step 3: Cross multiply
    7,347,339.64x = 10,140,148.92 × 4,448,328.04
  4. Step 4: Simplify right side
    7,347,339.64x = 45,106,708,770,611.72
  5. Step 5: Solve for x
    x = 45,106,708,770,611.72/7,347,339.64
  6. Step 6: Final answer
    x = 6,139,189.28

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Double scale
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1.5x scale

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.