Home / 6,459,956.70-9,689,935.05-5,200,244.70

Finding the Fourth Proportional to 6,459,956.70, 9,689,935.05 and 5,200,244.70

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Solution

The fourth proportional to 6,459,956.70, 9,689,935.05 and 5,200,244.70 is: 7,800,367.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,459,956.70 : 9,689,935.05 = 5,200,244.70 : x
  2. Step 2: Convert to fraction form
    6,459,956.70/9,689,935.05 = 5,200,244.70/x
  3. Step 3: Cross multiply
    6,459,956.70x = 9,689,935.05 × 5,200,244.70
  4. Step 4: Simplify right side
    6,459,956.70x = 50,390,033,387,106.74
  5. Step 5: Solve for x
    x = 50,390,033,387,106.74/6,459,956.70
  6. Step 6: Final answer
    x = 7,800,367.05

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Double scale
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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.