Home / 7,918,877.81-10,928,051.39-4,297,205.81

Finding the Fourth Proportional to 7,918,877.81, 10,928,051.39 and 4,297,205.81

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Solution

The fourth proportional to 7,918,877.81, 10,928,051.39 and 4,297,205.81 is: 5,930,144.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,918,877.81 : 10,928,051.39 = 4,297,205.81 : x
  2. Step 2: Convert to fraction form
    7,918,877.81/10,928,051.39 = 4,297,205.81/x
  3. Step 3: Cross multiply
    7,918,877.81x = 10,928,051.39 × 4,297,205.81
  4. Step 4: Simplify right side
    7,918,877.81x = 46,960,085,925,086.57
  5. Step 5: Solve for x
    x = 46,960,085,925,086.57/7,918,877.81
  6. Step 6: Final answer
    x = 5,930,144.02

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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.