Home / 14,074,528.10-21,086,908.95-12,482,003.30

Finding the Fourth Proportional to 14,074,528.10, 21,086,908.95 and 12,482,003.30

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Solution

The fourth proportional to 14,074,528.10, 21,086,908.95 and 12,482,003.30 is: 18,700,937.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,074,528.10 : 21,086,908.95 = 12,482,003.30 : x
  2. Step 2: Convert to fraction form
    14,074,528.10/21,086,908.95 = 12,482,003.30/x
  3. Step 3: Cross multiply
    14,074,528.10x = 21,086,908.95 × 12,482,003.30
  4. Step 4: Simplify right side
    14,074,528.10x = 263,206,867,100,699.53
  5. Step 5: Solve for x
    x = 263,206,867,100,699.53/14,074,528.10
  6. Step 6: Final answer
    x = 18,700,937.27

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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.