Home / 28,592,293.42-39,463,103.64-16,987,622.68

Finding the Fourth Proportional to 28,592,293.42, 39,463,103.64 and 16,987,622.68

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Solution

The fourth proportional to 28,592,293.42, 39,463,103.64 and 16,987,622.68 is: 23,446,328.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,592,293.42 : 39,463,103.64 = 16,987,622.68 : x
  2. Step 2: Convert to fraction form
    28,592,293.42/39,463,103.64 = 16,987,622.68/x
  3. Step 3: Cross multiply
    28,592,293.42x = 39,463,103.64 × 16,987,622.68
  4. Step 4: Simplify right side
    28,592,293.42x = 670,384,314,418,054.50
  5. Step 5: Solve for x
    x = 670,384,314,418,054.50/28,592,293.42
  6. Step 6: Final answer
    x = 23,446,328.86

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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.