Home / 7,430,101.92-10,253,656.08-4,167,640.80

Finding the Fourth Proportional to 7,430,101.92, 10,253,656.08 and 4,167,640.80

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Solution

The fourth proportional to 7,430,101.92, 10,253,656.08 and 4,167,640.80 is: 5,751,409.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,430,101.92 : 10,253,656.08 = 4,167,640.80 : x
  2. Step 2: Convert to fraction form
    7,430,101.92/10,253,656.08 = 4,167,640.80/x
  3. Step 3: Cross multiply
    7,430,101.92x = 10,253,656.08 × 4,167,640.80
  4. Step 4: Simplify right side
    7,430,101.92x = 42,733,555,428,176.06
  5. Step 5: Solve for x
    x = 42,733,555,428,176.06/7,430,101.92
  6. Step 6: Final answer
    x = 5,751,409.05

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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.