Home / 7,658,435.88-10,568,166.66-4,220,484.84

Finding the Fourth Proportional to 7,658,435.88, 10,568,166.66 and 4,220,484.84

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Solution

The fourth proportional to 7,658,435.88, 10,568,166.66 and 4,220,484.84 is: 5,824,007.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,658,435.88 : 10,568,166.66 = 4,220,484.84 : x
  2. Step 2: Convert to fraction form
    7,658,435.88/10,568,166.66 = 4,220,484.84/x
  3. Step 3: Cross multiply
    7,658,435.88x = 10,568,166.66 × 4,220,484.84
  4. Step 4: Simplify right side
    7,658,435.88x = 44,602,787,175,123.43
  5. Step 5: Solve for x
    x = 44,602,787,175,123.43/7,658,435.88
  6. Step 6: Final answer
    x = 5,824,007.39

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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.