Home / 14,520,711.88-20,037,821.52-7,993,066.36

Finding the Fourth Proportional to 14,520,711.88, 20,037,821.52 and 7,993,066.36

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Solution

The fourth proportional to 14,520,711.88, 20,037,821.52 and 7,993,066.36 is: 11,030,012.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,520,711.88 : 20,037,821.52 = 7,993,066.36 : x
  2. Step 2: Convert to fraction form
    14,520,711.88/20,037,821.52 = 7,993,066.36/x
  3. Step 3: Cross multiply
    14,520,711.88x = 20,037,821.52 × 7,993,066.36
  4. Step 4: Simplify right side
    14,520,711.88x = 160,163,637,119,196.06
  5. Step 5: Solve for x
    x = 160,163,637,119,196.06/14,520,711.88
  6. Step 6: Final answer
    x = 11,030,012.75

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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.