Home / 14,636,855.60-20,199,303.60-8,109,874.40

Finding the Fourth Proportional to 14,636,855.60, 20,199,303.60 and 8,109,874.40

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Solution

The fourth proportional to 14,636,855.60, 20,199,303.60 and 8,109,874.40 is: 11,191,872.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,636,855.60 : 20,199,303.60 = 8,109,874.40 : x
  2. Step 2: Convert to fraction form
    14,636,855.60/20,199,303.60 = 8,109,874.40/x
  3. Step 3: Cross multiply
    14,636,855.60x = 20,199,303.60 × 8,109,874.40
  4. Step 4: Simplify right side
    14,636,855.60x = 163,813,815,163,467.88
  5. Step 5: Solve for x
    x = 163,813,815,163,467.88/14,636,855.60
  6. Step 6: Final answer
    x = 11,191,872.06

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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.