Home / 18,015,709.83-24,863,457.89-10,281,909.21

Finding the Fourth Proportional to 18,015,709.83, 24,863,457.89 and 10,281,909.21

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Solution

The fourth proportional to 18,015,709.83, 24,863,457.89 and 10,281,909.21 is: 14,190,049.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,015,709.83 : 24,863,457.89 = 10,281,909.21 : x
  2. Step 2: Convert to fraction form
    18,015,709.83/24,863,457.89 = 10,281,909.21/x
  3. Step 3: Cross multiply
    18,015,709.83x = 24,863,457.89 × 10,281,909.21
  4. Step 4: Simplify right side
    18,015,709.83x = 255,643,816,620,228.66
  5. Step 5: Solve for x
    x = 255,643,816,620,228.66/18,015,709.83
  6. Step 6: Final answer
    x = 14,190,049.63

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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.