Home / 7,640,924.36-10,544,500.50-4,203,426.92

Finding the Fourth Proportional to 7,640,924.36, 10,544,500.50 and 4,203,426.92

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Solution

The fourth proportional to 7,640,924.36, 10,544,500.50 and 4,203,426.92 is: 5,800,742.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,640,924.36 : 10,544,500.50 = 4,203,426.92 : x
  2. Step 2: Convert to fraction form
    7,640,924.36/10,544,500.50 = 4,203,426.92/x
  3. Step 3: Cross multiply
    7,640,924.36x = 10,544,500.50 × 4,203,426.92
  4. Step 4: Simplify right side
    7,640,924.36x = 44,323,037,259,653.46
  5. Step 5: Solve for x
    x = 44,323,037,259,653.46/7,640,924.36
  6. Step 6: Final answer
    x = 5,800,742.84

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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.