Home / 4,681,021.70-7,021,532.55-3,830,716.10

Finding the Fourth Proportional to 4,681,021.70, 7,021,532.55 and 3,830,716.10

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Solution

The fourth proportional to 4,681,021.70, 7,021,532.55 and 3,830,716.10 is: 5,746,074.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681,021.70 : 7,021,532.55 = 3,830,716.10 : x
  2. Step 2: Convert to fraction form
    4,681,021.70/7,021,532.55 = 3,830,716.10/x
  3. Step 3: Cross multiply
    4,681,021.70x = 7,021,532.55 × 3,830,716.10
  4. Step 4: Simplify right side
    4,681,021.70x = 26,897,497,785,959.05
  5. Step 5: Solve for x
    x = 26,897,497,785,959.05/4,681,021.70
  6. Step 6: Final answer
    x = 5,746,074.15

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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.