Home / 28,925,638.92-39,907,494.72-16,526,836.08

Finding the Fourth Proportional to 28,925,638.92, 39,907,494.72 and 16,526,836.08

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Solution

The fourth proportional to 28,925,638.92, 39,907,494.72 and 16,526,836.08 is: 22,801,384.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,925,638.92 : 39,907,494.72 = 16,526,836.08 : x
  2. Step 2: Convert to fraction form
    28,925,638.92/39,907,494.72 = 16,526,836.08/x
  3. Step 3: Cross multiply
    28,925,638.92x = 39,907,494.72 × 16,526,836.08
  4. Step 4: Simplify right side
    28,925,638.92x = 659,544,623,600,905.50
  5. Step 5: Solve for x
    x = 659,544,623,600,905.50/28,925,638.92
  6. Step 6: Final answer
    x = 22,801,384.80

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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.