Home / 7,428,763.70-11,143,145.55-4,594,411.70

Finding the Fourth Proportional to 7,428,763.70, 11,143,145.55 and 4,594,411.70

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Solution

The fourth proportional to 7,428,763.70, 11,143,145.55 and 4,594,411.70 is: 6,891,617.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,428,763.70 : 11,143,145.55 = 4,594,411.70 : x
  2. Step 2: Convert to fraction form
    7,428,763.70/11,143,145.55 = 4,594,411.70/x
  3. Step 3: Cross multiply
    7,428,763.70x = 11,143,145.55 × 4,594,411.70
  4. Step 4: Simplify right side
    7,428,763.70x = 51,196,198,289,722.94
  5. Step 5: Solve for x
    x = 51,196,198,289,722.94/7,428,763.70
  6. Step 6: Final answer
    x = 6,891,617.55

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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.