Home / 14,595,019.12-20,137,784.90-8,713,508.62

Finding the Fourth Proportional to 14,595,019.12, 20,137,784.90 and 8,713,508.62

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Solution

The fourth proportional to 14,595,019.12, 20,137,784.90 and 8,713,508.62 is: 12,022,646.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,595,019.12 : 20,137,784.90 = 8,713,508.62 : x
  2. Step 2: Convert to fraction form
    14,595,019.12/20,137,784.90 = 8,713,508.62/x
  3. Step 3: Cross multiply
    14,595,019.12x = 20,137,784.90 × 8,713,508.62
  4. Step 4: Simplify right side
    14,595,019.12x = 175,470,762,313,855.81
  5. Step 5: Solve for x
    x = 175,470,762,313,855.81/14,595,019.12
  6. Step 6: Final answer
    x = 12,022,646.96

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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.