Home / 16,338,612.74-22,505,762.32-12,464,407.85

Finding the Fourth Proportional to 16,338,612.74, 22,505,762.32 and 12,464,407.85

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Solution

The fourth proportional to 16,338,612.74, 22,505,762.32 and 12,464,407.85 is: 17,169,205.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,338,612.74 : 22,505,762.32 = 12,464,407.85 : x
  2. Step 2: Convert to fraction form
    16,338,612.74/22,505,762.32 = 12,464,407.85/x
  3. Step 3: Cross multiply
    16,338,612.74x = 22,505,762.32 × 12,464,407.85
  4. Step 4: Simplify right side
    16,338,612.74x = 280,521,000,387,952.38
  5. Step 5: Solve for x
    x = 280,521,000,387,952.38/16,338,612.74
  6. Step 6: Final answer
    x = 17,169,205.55

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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.