Home / 6,951,146.70-10,426,720.05-2,159,320.35

Finding the Fourth Proportional to 6,951,146.70, 10,426,720.05 and 2,159,320.35

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Solution

The fourth proportional to 6,951,146.70, 10,426,720.05 and 2,159,320.35 is: 3,238,980.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,951,146.70 : 10,426,720.05 = 2,159,320.35 : x
  2. Step 2: Convert to fraction form
    6,951,146.70/10,426,720.05 = 2,159,320.35/x
  3. Step 3: Cross multiply
    6,951,146.70x = 10,426,720.05 × 2,159,320.35
  4. Step 4: Simplify right side
    6,951,146.70x = 22,514,628,787,718.02
  5. Step 5: Solve for x
    x = 22,514,628,787,718.02/6,951,146.70
  6. Step 6: Final answer
    x = 3,238,980.53

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.