Home / 16,357,415.88-22,572,941.05-8,915,144.92

Finding the Fourth Proportional to 16,357,415.88, 22,572,941.05 and 8,915,144.92

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Solution

The fourth proportional to 16,357,415.88, 22,572,941.05 and 8,915,144.92 is: 12,302,740.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,357,415.88 : 22,572,941.05 = 8,915,144.92 : x
  2. Step 2: Convert to fraction form
    16,357,415.88/22,572,941.05 = 8,915,144.92/x
  3. Step 3: Cross multiply
    16,357,415.88x = 22,572,941.05 × 8,915,144.92
  4. Step 4: Simplify right side
    16,357,415.88x = 201,241,040,790,393.97
  5. Step 5: Solve for x
    x = 201,241,040,790,393.97/16,357,415.88
  6. Step 6: Final answer
    x = 12,302,740.38

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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.