Home / 8,878,859.70-13,303,855.35-8,028,554.10

Finding the Fourth Proportional to 8,878,859.70, 13,303,855.35 and 8,028,554.10

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Solution

The fourth proportional to 8,878,859.70, 13,303,855.35 and 8,028,554.10 is: 12,029,779.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,878,859.70 : 13,303,855.35 = 8,028,554.10 : x
  2. Step 2: Convert to fraction form
    8,878,859.70/13,303,855.35 = 8,028,554.10/x
  3. Step 3: Cross multiply
    8,878,859.70x = 13,303,855.35 × 8,028,554.10
  4. Step 4: Simplify right side
    8,878,859.70x = 106,810,722,416,049.42
  5. Step 5: Solve for x
    x = 106,810,722,416,049.42/8,878,859.70
  6. Step 6: Final answer
    x = 12,029,779.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.